Home / 914,833.60-1,262,436.26-527,664.89

Finding the Fourth Proportional to 914,833.60, 1,262,436.26 and 527,664.89

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Solution

The fourth proportional to 914,833.60, 1,262,436.26 and 527,664.89 is: 728,157.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,833.60 : 1,262,436.26 = 527,664.89 : x
  2. Step 2: Convert to fraction form
    914,833.60/1,262,436.26 = 527,664.89/x
  3. Step 3: Cross multiply
    914,833.60x = 1,262,436.26 × 527,664.89
  4. Step 4: Simplify right side
    914,833.60x = 666,143,292,761.42
  5. Step 5: Solve for x
    x = 666,143,292,761.42/914,833.60
  6. Step 6: Final answer
    x = 728,157.88

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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.