Home / 574,816.11-861,688.04-195,477.61

Finding the Fourth Proportional to 574,816.11, 861,688.04 and 195,477.61

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Solution

The fourth proportional to 574,816.11, 861,688.04 and 195,477.61 is: 293,034.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,816.11 : 861,688.04 = 195,477.61 : x
  2. Step 2: Convert to fraction form
    574,816.11/861,688.04 = 195,477.61/x
  3. Step 3: Cross multiply
    574,816.11x = 861,688.04 × 195,477.61
  4. Step 4: Simplify right side
    574,816.11x = 168,440,718,624.78
  5. Step 5: Solve for x
    x = 168,440,718,624.78/574,816.11
  6. Step 6: Final answer
    x = 293,034.10

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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.