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Finding the Fourth Proportional to 662,462.48, 914,198.18 and 360,656.48

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Solution

The fourth proportional to 662,462.48, 914,198.18 and 360,656.48 is: 497,705.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,462.48 : 914,198.18 = 360,656.48 : x
  2. Step 2: Convert to fraction form
    662,462.48/914,198.18 = 360,656.48/x
  3. Step 3: Cross multiply
    662,462.48x = 914,198.18 × 360,656.48
  4. Step 4: Simplify right side
    662,462.48x = 329,711,497,621.21
  5. Step 5: Solve for x
    x = 329,711,497,621.21/662,462.48
  6. Step 6: Final answer
    x = 497,705.92

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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.