Home / 742,600.08-1,024,760.72-403,061.04

Finding the Fourth Proportional to 742,600.08, 1,024,760.72 and 403,061.04

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Solution

The fourth proportional to 742,600.08, 1,024,760.72 and 403,061.04 is: 556,209.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,600.08 : 1,024,760.72 = 403,061.04 : x
  2. Step 2: Convert to fraction form
    742,600.08/1,024,760.72 = 403,061.04/x
  3. Step 3: Cross multiply
    742,600.08x = 1,024,760.72 × 403,061.04
  4. Step 4: Simplify right side
    742,600.08x = 413,041,121,554.35
  5. Step 5: Solve for x
    x = 413,041,121,554.35/742,600.08
  6. Step 6: Final answer
    x = 556,209.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.