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Finding the Fourth Proportional to 344,307.14, 516,490.47 and 94,989.14

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Solution

The fourth proportional to 344,307.14, 516,490.47 and 94,989.14 is: 142,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,307.14 : 516,490.47 = 94,989.14 : x
  2. Step 2: Convert to fraction form
    344,307.14/516,490.47 = 94,989.14/x
  3. Step 3: Cross multiply
    344,307.14x = 516,490.47 × 94,989.14
  4. Step 4: Simplify right side
    344,307.14x = 49,060,985,563.50
  5. Step 5: Solve for x
    x = 49,060,985,563.50/344,307.14
  6. Step 6: Final answer
    x = 142,491.92

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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.