Home / 935,896.18-1,291,549.14-527,996.64

Finding the Fourth Proportional to 935,896.18, 1,291,549.14 and 527,996.64

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Solution

The fourth proportional to 935,896.18, 1,291,549.14 and 527,996.64 is: 728,642.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,896.18 : 1,291,549.14 = 527,996.64 : x
  2. Step 2: Convert to fraction form
    935,896.18/1,291,549.14 = 527,996.64/x
  3. Step 3: Cross multiply
    935,896.18x = 1,291,549.14 × 527,996.64
  4. Step 4: Simplify right side
    935,896.18x = 681,933,606,314.89
  5. Step 5: Solve for x
    x = 681,933,606,314.89/935,896.18
  6. Step 6: Final answer
    x = 728,642.37

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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.