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Finding the Fourth Proportional to 265,762.05, 398,829.88 and 240,352.53

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Solution

The fourth proportional to 265,762.05, 398,829.88 and 240,352.53 is: 360,697.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,762.05 : 398,829.88 = 240,352.53 : x
  2. Step 2: Convert to fraction form
    265,762.05/398,829.88 = 240,352.53/x
  3. Step 3: Cross multiply
    265,762.05x = 398,829.88 × 240,352.53
  4. Step 4: Simplify right side
    265,762.05x = 95,859,769,725.28
  5. Step 5: Solve for x
    x = 95,859,769,725.28/265,762.05
  6. Step 6: Final answer
    x = 360,697.74

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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.