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Finding the Fourth Proportional to 453,147.01, 625,165.88 and 259,451.20

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Solution

The fourth proportional to 453,147.01, 625,165.88 and 259,451.20 is: 357,941.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,147.01 : 625,165.88 = 259,451.20 : x
  2. Step 2: Convert to fraction form
    453,147.01/625,165.88 = 259,451.20/x
  3. Step 3: Cross multiply
    453,147.01x = 625,165.88 × 259,451.20
  4. Step 4: Simplify right side
    453,147.01x = 162,200,037,993.29
  5. Step 5: Solve for x
    x = 162,200,037,993.29/453,147.01
  6. Step 6: Final answer
    x = 357,941.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.