Home / 534,234.20-801,351.30-355,483.40

Finding the Fourth Proportional to 534,234.20, 801,351.30 and 355,483.40

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Solution

The fourth proportional to 534,234.20, 801,351.30 and 355,483.40 is: 533,225.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,234.20 : 801,351.30 = 355,483.40 : x
  2. Step 2: Convert to fraction form
    534,234.20/801,351.30 = 355,483.40/x
  3. Step 3: Cross multiply
    534,234.20x = 801,351.30 × 355,483.40
  4. Step 4: Simplify right side
    534,234.20x = 284,867,084,718.42
  5. Step 5: Solve for x
    x = 284,867,084,718.42/534,234.20
  6. Step 6: Final answer
    x = 533,225.10

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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.