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Finding the Fourth Proportional to 458,296.81, 632,525.61 and 267,310.20

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Solution

The fourth proportional to 458,296.81, 632,525.61 and 267,310.20 is: 368,932.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,296.81 : 632,525.61 = 267,310.20 : x
  2. Step 2: Convert to fraction form
    458,296.81/632,525.61 = 267,310.20/x
  3. Step 3: Cross multiply
    458,296.81x = 632,525.61 × 267,310.20
  4. Step 4: Simplify right side
    458,296.81x = 169,080,547,314.22
  5. Step 5: Solve for x
    x = 169,080,547,314.22/458,296.81
  6. Step 6: Final answer
    x = 368,932.41

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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.