Home / 440,336.28-607,669.38-249,344.76

Finding the Fourth Proportional to 440,336.28, 607,669.38 and 249,344.76

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Solution

The fourth proportional to 440,336.28, 607,669.38 and 249,344.76 is: 344,098.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,336.28 : 607,669.38 = 249,344.76 : x
  2. Step 2: Convert to fraction form
    440,336.28/607,669.38 = 249,344.76/x
  3. Step 3: Cross multiply
    440,336.28x = 607,669.38 × 249,344.76
  4. Step 4: Simplify right side
    440,336.28x = 151,519,175,715.45
  5. Step 5: Solve for x
    x = 151,519,175,715.45/440,336.28
  6. Step 6: Final answer
    x = 344,098.78

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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.