Home / 1,020,303.16-1,530,455.88-262,150.90

Finding the Fourth Proportional to 1,020,303.16, 1,530,455.88 and 262,150.90

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Solution

The fourth proportional to 1,020,303.16, 1,530,455.88 and 262,150.90 is: 393,226.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,303.16 : 1,530,455.88 = 262,150.90 : x
  2. Step 2: Convert to fraction form
    1,020,303.16/1,530,455.88 = 262,150.90/x
  3. Step 3: Cross multiply
    1,020,303.16x = 1,530,455.88 × 262,150.90
  4. Step 4: Simplify right side
    1,020,303.16x = 401,210,390,178.43
  5. Step 5: Solve for x
    x = 401,210,390,178.43/1,020,303.16
  6. Step 6: Final answer
    x = 393,226.65

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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.