Home / 932,077.84-1,286,255.20-524,179.60

Finding the Fourth Proportional to 932,077.84, 1,286,255.20 and 524,179.60

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Solution

The fourth proportional to 932,077.84, 1,286,255.20 and 524,179.60 is: 723,360.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,077.84 : 1,286,255.20 = 524,179.60 : x
  2. Step 2: Convert to fraction form
    932,077.84/1,286,255.20 = 524,179.60/x
  3. Step 3: Cross multiply
    932,077.84x = 1,286,255.20 × 524,179.60
  4. Step 4: Simplify right side
    932,077.84x = 674,228,736,233.92
  5. Step 5: Solve for x
    x = 674,228,736,233.92/932,077.84
  6. Step 6: Final answer
    x = 723,360.98

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Double scale
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Similar ratio
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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.