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Finding the Fourth Proportional to 450,294.60, 675,701.10 and 169,840.20

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Solution

The fourth proportional to 450,294.60, 675,701.10 and 169,840.20 is: 254,858.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,294.60 : 675,701.10 = 169,840.20 : x
  2. Step 2: Convert to fraction form
    450,294.60/675,701.10 = 169,840.20/x
  3. Step 3: Cross multiply
    450,294.60x = 675,701.10 × 169,840.20
  4. Step 4: Simplify right side
    450,294.60x = 114,761,209,964.22
  5. Step 5: Solve for x
    x = 114,761,209,964.22/450,294.60
  6. Step 6: Final answer
    x = 254,858.06

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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.