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Finding the Fourth Proportional to 440,259.30, 607,560.12 and 249,309.90

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Solution

The fourth proportional to 440,259.30, 607,560.12 and 249,309.90 is: 344,048.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,259.30 : 607,560.12 = 249,309.90 : x
  2. Step 2: Convert to fraction form
    440,259.30/607,560.12 = 249,309.90/x
  3. Step 3: Cross multiply
    440,259.30x = 607,560.12 × 249,309.90
  4. Step 4: Simplify right side
    440,259.30x = 151,470,752,761.19
  5. Step 5: Solve for x
    x = 151,470,752,761.19/440,259.30
  6. Step 6: Final answer
    x = 344,048.96

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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.