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Finding the Fourth Proportional to 614,672.10, 922,008.15 and 602,862.30

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Solution

The fourth proportional to 614,672.10, 922,008.15 and 602,862.30 is: 904,293.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,672.10 : 922,008.15 = 602,862.30 : x
  2. Step 2: Convert to fraction form
    614,672.10/922,008.15 = 602,862.30/x
  3. Step 3: Cross multiply
    614,672.10x = 922,008.15 × 602,862.30
  4. Step 4: Simplify right side
    614,672.10x = 555,843,953,927.75
  5. Step 5: Solve for x
    x = 555,843,953,927.75/614,672.10
  6. Step 6: Final answer
    x = 904,293.45

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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.