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Finding the Fourth Proportional to 464,186.80, 696,510.60 and 183,713.20

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Solution

The fourth proportional to 464,186.80, 696,510.60 and 183,713.20 is: 275,660.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,186.80 : 696,510.60 = 183,713.20 : x
  2. Step 2: Convert to fraction form
    464,186.80/696,510.60 = 183,713.20/x
  3. Step 3: Cross multiply
    464,186.80x = 696,510.60 × 183,713.20
  4. Step 4: Simplify right side
    464,186.80x = 127,958,191,159.92
  5. Step 5: Solve for x
    x = 127,958,191,159.92/464,186.80
  6. Step 6: Final answer
    x = 275,660.99

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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.