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Finding the Fourth Proportional to 440,585.76, 608,038.41 and 249,600.72

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Solution

The fourth proportional to 440,585.76, 608,038.41 and 249,600.72 is: 344,466.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,585.76 : 608,038.41 = 249,600.72 : x
  2. Step 2: Convert to fraction form
    440,585.76/608,038.41 = 249,600.72/x
  3. Step 3: Cross multiply
    440,585.76x = 608,038.41 × 249,600.72
  4. Step 4: Simplify right side
    440,585.76x = 151,766,824,923.66
  5. Step 5: Solve for x
    x = 151,766,824,923.66/440,585.76
  6. Step 6: Final answer
    x = 344,466.02

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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.