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Finding the Fourth Proportional to 514,060.75, 708,136.28 and 437,334.11

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Solution

The fourth proportional to 514,060.75, 708,136.28 and 437,334.11 is: 602,442.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,060.75 : 708,136.28 = 437,334.11 : x
  2. Step 2: Convert to fraction form
    514,060.75/708,136.28 = 437,334.11/x
  3. Step 3: Cross multiply
    514,060.75x = 708,136.28 × 437,334.11
  4. Step 4: Simplify right side
    514,060.75x = 309,692,149,772.51
  5. Step 5: Solve for x
    x = 309,692,149,772.51/514,060.75
  6. Step 6: Final answer
    x = 602,442.71

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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.