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Finding the Fourth Proportional to 616,568.70, 924,853.05 and 195,887.10

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Solution

The fourth proportional to 616,568.70, 924,853.05 and 195,887.10 is: 293,830.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,568.70 : 924,853.05 = 195,887.10 : x
  2. Step 2: Convert to fraction form
    616,568.70/924,853.05 = 195,887.10/x
  3. Step 3: Cross multiply
    616,568.70x = 924,853.05 × 195,887.10
  4. Step 4: Simplify right side
    616,568.70x = 181,166,781,890.66
  5. Step 5: Solve for x
    x = 181,166,781,890.66/616,568.70
  6. Step 6: Final answer
    x = 293,830.65

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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.