Home / 529,948.89-794,923.70-130,589.64

Finding the Fourth Proportional to 529,948.89, 794,923.70 and 130,589.64

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Solution

The fourth proportional to 529,948.89, 794,923.70 and 130,589.64 is: 195,884.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,948.89 : 794,923.70 = 130,589.64 : x
  2. Step 2: Convert to fraction form
    529,948.89/794,923.70 = 130,589.64/x
  3. Step 3: Cross multiply
    529,948.89x = 794,923.70 × 130,589.64
  4. Step 4: Simplify right side
    529,948.89x = 103,808,799,157.52
  5. Step 5: Solve for x
    x = 103,808,799,157.52/529,948.89
  6. Step 6: Final answer
    x = 195,884.55

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.