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Finding the Fourth Proportional to 364,362.57, 502,560.04 and 315,877.81

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Solution

The fourth proportional to 364,362.57, 502,560.04 and 315,877.81 is: 435,685.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,362.57 : 502,560.04 = 315,877.81 : x
  2. Step 2: Convert to fraction form
    364,362.57/502,560.04 = 315,877.81/x
  3. Step 3: Cross multiply
    364,362.57x = 502,560.04 × 315,877.81
  4. Step 4: Simplify right side
    364,362.57x = 158,747,564,034.46
  5. Step 5: Solve for x
    x = 158,747,564,034.46/364,362.57
  6. Step 6: Final answer
    x = 435,685.70

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