Home / 914,490.59-1,261,983.38-506,591.19

Finding the Fourth Proportional to 914,490.59, 1,261,983.38 and 506,591.19

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Solution

The fourth proportional to 914,490.59, 1,261,983.38 and 506,591.19 is: 699,088.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,490.59 : 1,261,983.38 = 506,591.19 : x
  2. Step 2: Convert to fraction form
    914,490.59/1,261,983.38 = 506,591.19/x
  3. Step 3: Cross multiply
    914,490.59x = 1,261,983.38 × 506,591.19
  4. Step 4: Simplify right side
    914,490.59x = 639,309,659,701.47
  5. Step 5: Solve for x
    x = 639,309,659,701.47/914,490.59
  6. Step 6: Final answer
    x = 699,088.29

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Why These Related Problems?

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