Home / 928,836.70-1,281,250.28-584,125.86

Finding the Fourth Proportional to 928,836.70, 1,281,250.28 and 584,125.86

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Solution

The fourth proportional to 928,836.70, 1,281,250.28 and 584,125.86 is: 805,751.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,836.70 : 1,281,250.28 = 584,125.86 : x
  2. Step 2: Convert to fraction form
    928,836.70/1,281,250.28 = 584,125.86/x
  3. Step 3: Cross multiply
    928,836.70x = 1,281,250.28 × 584,125.86
  4. Step 4: Simplify right side
    928,836.70x = 748,411,418,759.61
  5. Step 5: Solve for x
    x = 748,411,418,759.61/928,836.70
  6. Step 6: Final answer
    x = 805,751.35

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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.