Home / 935,871.71-1,291,502.95-506,151.83

Finding the Fourth Proportional to 935,871.71, 1,291,502.95 and 506,151.83

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Solution

The fourth proportional to 935,871.71, 1,291,502.95 and 506,151.83 is: 698,489.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,871.71 : 1,291,502.95 = 506,151.83 : x
  2. Step 2: Convert to fraction form
    935,871.71/1,291,502.95 = 506,151.83/x
  3. Step 3: Cross multiply
    935,871.71x = 1,291,502.95 × 506,151.83
  4. Step 4: Simplify right side
    935,871.71x = 653,696,583,556.28
  5. Step 5: Solve for x
    x = 653,696,583,556.28/935,871.71
  6. Step 6: Final answer
    x = 698,489.53

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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.