Home / 344,541.60-516,600.72-133,934.04

Finding the Fourth Proportional to 344,541.60, 516,600.72 and 133,934.04

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Solution

The fourth proportional to 344,541.60, 516,600.72 and 133,934.04 is: 200,818.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,541.60 : 516,600.72 = 133,934.04 : x
  2. Step 2: Convert to fraction form
    344,541.60/516,600.72 = 133,934.04/x
  3. Step 3: Cross multiply
    344,541.60x = 516,600.72 × 133,934.04
  4. Step 4: Simplify right side
    344,541.60x = 69,190,421,496.51
  5. Step 5: Solve for x
    x = 69,190,421,496.51/344,541.60
  6. Step 6: Final answer
    x = 200,818.77

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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.