Home / 529,430.20-794,145.30-494,438.20

Finding the Fourth Proportional to 529,430.20, 794,145.30 and 494,438.20

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Solution

The fourth proportional to 529,430.20, 794,145.30 and 494,438.20 is: 741,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,430.20 : 794,145.30 = 494,438.20 : x
  2. Step 2: Convert to fraction form
    529,430.20/794,145.30 = 494,438.20/x
  3. Step 3: Cross multiply
    529,430.20x = 794,145.30 × 494,438.20
  4. Step 4: Simplify right side
    529,430.20x = 392,655,772,670.46
  5. Step 5: Solve for x
    x = 392,655,772,670.46/529,430.20
  6. Step 6: Final answer
    x = 741,657.30

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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.