Home / 579,569.10-868,740.07-194,951.80

Finding the Fourth Proportional to 579,569.10, 868,740.07 and 194,951.80

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Solution

The fourth proportional to 579,569.10, 868,740.07 and 194,951.80 is: 292,221.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,569.10 : 868,740.07 = 194,951.80 : x
  2. Step 2: Convert to fraction form
    579,569.10/868,740.07 = 194,951.80/x
  3. Step 3: Cross multiply
    579,569.10x = 868,740.07 × 194,951.80
  4. Step 4: Simplify right side
    579,569.10x = 169,362,442,550.48
  5. Step 5: Solve for x
    x = 169,362,442,550.48/579,569.10
  6. Step 6: Final answer
    x = 292,221.31

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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.