Home / 935,132.18-1,290,951.69-613,335.38

Finding the Fourth Proportional to 935,132.18, 1,290,951.69 and 613,335.38

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Solution

The fourth proportional to 935,132.18, 1,290,951.69 and 613,335.38 is: 846,710.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,132.18 : 1,290,951.69 = 613,335.38 : x
  2. Step 2: Convert to fraction form
    935,132.18/1,290,951.69 = 613,335.38/x
  3. Step 3: Cross multiply
    935,132.18x = 1,290,951.69 × 613,335.38
  4. Step 4: Simplify right side
    935,132.18x = 791,786,345,347.79
  5. Step 5: Solve for x
    x = 791,786,345,347.79/935,132.18
  6. Step 6: Final answer
    x = 846,710.62

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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.