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Finding the Fourth Proportional to 440,518.70, 607,895.46 and 249,533.66

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Solution

The fourth proportional to 440,518.70, 607,895.46 and 249,533.66 is: 344,344.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,518.70 : 607,895.46 = 249,533.66 : x
  2. Step 2: Convert to fraction form
    440,518.70/607,895.46 = 249,533.66/x
  3. Step 3: Cross multiply
    440,518.70x = 607,895.46 × 249,533.66
  4. Step 4: Simplify right side
    440,518.70x = 151,690,375,991.71
  5. Step 5: Solve for x
    x = 151,690,375,991.71/440,518.70
  6. Step 6: Final answer
    x = 344,344.92

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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.