Home / 929,207.60-1,393,811.40-368,169.20

Finding the Fourth Proportional to 929,207.60, 1,393,811.40 and 368,169.20

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Solution

The fourth proportional to 929,207.60, 1,393,811.40 and 368,169.20 is: 552,253.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,207.60 : 1,393,811.40 = 368,169.20 : x
  2. Step 2: Convert to fraction form
    929,207.60/1,393,811.40 = 368,169.20/x
  3. Step 3: Cross multiply
    929,207.60x = 1,393,811.40 × 368,169.20
  4. Step 4: Simplify right side
    929,207.60x = 513,158,428,088.88
  5. Step 5: Solve for x
    x = 513,158,428,088.88/929,207.60
  6. Step 6: Final answer
    x = 552,253.80

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.