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Finding the Fourth Proportional to 363,463.95, 545,307.48 and 186,095.46

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Solution

The fourth proportional to 363,463.95, 545,307.48 and 186,095.46 is: 279,200.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,463.95 : 545,307.48 = 186,095.46 : x
  2. Step 2: Convert to fraction form
    363,463.95/545,307.48 = 186,095.46/x
  3. Step 3: Cross multiply
    363,463.95x = 545,307.48 × 186,095.46
  4. Step 4: Simplify right side
    363,463.95x = 101,479,246,332.04
  5. Step 5: Solve for x
    x = 101,479,246,332.04/363,463.95
  6. Step 6: Final answer
    x = 279,200.31

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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.