Home / 1,479,563.28-2,219,345.28-357,632.16

Finding the Fourth Proportional to 1,479,563.28, 2,219,345.28 and 357,632.16

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Solution

The fourth proportional to 1,479,563.28, 2,219,345.28 and 357,632.16 is: 536,448.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,563.28 : 2,219,345.28 = 357,632.16 : x
  2. Step 2: Convert to fraction form
    1,479,563.28/2,219,345.28 = 357,632.16/x
  3. Step 3: Cross multiply
    1,479,563.28x = 2,219,345.28 × 357,632.16
  4. Step 4: Simplify right side
    1,479,563.28x = 793,709,246,272.21
  5. Step 5: Solve for x
    x = 793,709,246,272.21/1,479,563.28
  6. Step 6: Final answer
    x = 536,448.33

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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.