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Finding the Fourth Proportional to 616,430.37, 924,737.46 and 189,930.52

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Solution

The fourth proportional to 616,430.37, 924,737.46 and 189,930.52 is: 284,924.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,430.37 : 924,737.46 = 189,930.52 : x
  2. Step 2: Convert to fraction form
    616,430.37/924,737.46 = 189,930.52/x
  3. Step 3: Cross multiply
    616,430.37x = 924,737.46 × 189,930.52
  4. Step 4: Simplify right side
    616,430.37x = 175,635,866,641.28
  5. Step 5: Solve for x
    x = 175,635,866,641.28/616,430.37
  6. Step 6: Final answer
    x = 284,924.10

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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.