Home / 1,012,154.10-1,518,231.15-264,200.10

Finding the Fourth Proportional to 1,012,154.10, 1,518,231.15 and 264,200.10

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Solution

The fourth proportional to 1,012,154.10, 1,518,231.15 and 264,200.10 is: 396,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,154.10 : 1,518,231.15 = 264,200.10 : x
  2. Step 2: Convert to fraction form
    1,012,154.10/1,518,231.15 = 264,200.10/x
  3. Step 3: Cross multiply
    1,012,154.10x = 1,518,231.15 × 264,200.10
  4. Step 4: Simplify right side
    1,012,154.10x = 401,116,821,653.12
  5. Step 5: Solve for x
    x = 401,116,821,653.12/1,012,154.10
  6. Step 6: Final answer
    x = 396,300.15

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.