Home / 488,025.40-731,454.90-251,246.20

Finding the Fourth Proportional to 488,025.40, 731,454.90 and 251,246.20

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Solution

The fourth proportional to 488,025.40, 731,454.90 and 251,246.20 is: 376,569.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,025.40 : 731,454.90 = 251,246.20 : x
  2. Step 2: Convert to fraction form
    488,025.40/731,454.90 = 251,246.20/x
  3. Step 3: Cross multiply
    488,025.40x = 731,454.90 × 251,246.20
  4. Step 4: Simplify right side
    488,025.40x = 183,775,264,096.38
  5. Step 5: Solve for x
    x = 183,775,264,096.38/488,025.40
  6. Step 6: Final answer
    x = 376,569.06

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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.