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Finding the Fourth Proportional to 249,260.60, 373,622.30 and 120,905.10

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Solution

The fourth proportional to 249,260.60, 373,622.30 and 120,905.10 is: 181,227.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,260.60 : 373,622.30 = 120,905.10 : x
  2. Step 2: Convert to fraction form
    249,260.60/373,622.30 = 120,905.10/x
  3. Step 3: Cross multiply
    249,260.60x = 373,622.30 × 120,905.10
  4. Step 4: Simplify right side
    249,260.60x = 45,172,841,543.73
  5. Step 5: Solve for x
    x = 45,172,841,543.73/249,260.60
  6. Step 6: Final answer
    x = 181,227.36

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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.