Home / 935,104.04-1,290,378.84-527,220.44

Finding the Fourth Proportional to 935,104.04, 1,290,378.84 and 527,220.44

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Solution

The fourth proportional to 935,104.04, 1,290,378.84 and 527,220.44 is: 727,527.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,104.04 : 1,290,378.84 = 527,220.44 : x
  2. Step 2: Convert to fraction form
    935,104.04/1,290,378.84 = 527,220.44/x
  3. Step 3: Cross multiply
    935,104.04x = 1,290,378.84 × 527,220.44
  4. Step 4: Simplify right side
    935,104.04x = 680,314,099,791.49
  5. Step 5: Solve for x
    x = 680,314,099,791.49/935,104.04
  6. Step 6: Final answer
    x = 727,527.71

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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.