Home / 742,591.92-1,024,777.68-403,060.08

Finding the Fourth Proportional to 742,591.92, 1,024,777.68 and 403,060.08

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Solution

The fourth proportional to 742,591.92, 1,024,777.68 and 403,060.08 is: 556,223.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,591.92 : 1,024,777.68 = 403,060.08 : x
  2. Step 2: Convert to fraction form
    742,591.92/1,024,777.68 = 403,060.08/x
  3. Step 3: Cross multiply
    742,591.92x = 1,024,777.68 × 403,060.08
  4. Step 4: Simplify right side
    742,591.92x = 413,046,973,683.01
  5. Step 5: Solve for x
    x = 413,046,973,683.01/742,591.92
  6. Step 6: Final answer
    x = 556,223.36

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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.