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Finding the Fourth Proportional to 265,598.39, 366,515.12 and 144,737.11

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Solution

The fourth proportional to 265,598.39, 366,515.12 and 144,737.11 is: 199,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,598.39 : 366,515.12 = 144,737.11 : x
  2. Step 2: Convert to fraction form
    265,598.39/366,515.12 = 144,737.11/x
  3. Step 3: Cross multiply
    265,598.39x = 366,515.12 × 144,737.11
  4. Step 4: Simplify right side
    265,598.39x = 53,048,337,600.13
  5. Step 5: Solve for x
    x = 53,048,337,600.13/265,598.39
  6. Step 6: Final answer
    x = 199,731.40

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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.