Home / 935,588.34-1,291,058.89-527,665.79

Finding the Fourth Proportional to 935,588.34, 1,291,058.89 and 527,665.79

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Solution

The fourth proportional to 935,588.34, 1,291,058.89 and 527,665.79 is: 728,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,588.34 : 1,291,058.89 = 527,665.79 : x
  2. Step 2: Convert to fraction form
    935,588.34/1,291,058.89 = 527,665.79/x
  3. Step 3: Cross multiply
    935,588.34x = 1,291,058.89 × 527,665.79
  4. Step 4: Simplify right side
    935,588.34x = 681,247,614,446.97
  5. Step 5: Solve for x
    x = 681,247,614,446.97/935,588.34
  6. Step 6: Final answer
    x = 728,148.89

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Double scale
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1.5x scale

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.