Home / 354,113.18-531,326.55-185,593.34

Finding the Fourth Proportional to 354,113.18, 531,326.55 and 185,593.34

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Solution

The fourth proportional to 354,113.18, 531,326.55 and 185,593.34 is: 278,472.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,113.18 : 531,326.55 = 185,593.34 : x
  2. Step 2: Convert to fraction form
    354,113.18/531,326.55 = 185,593.34/x
  3. Step 3: Cross multiply
    354,113.18x = 531,326.55 × 185,593.34
  4. Step 4: Simplify right side
    354,113.18x = 98,610,669,045.18
  5. Step 5: Solve for x
    x = 98,610,669,045.18/354,113.18
  6. Step 6: Final answer
    x = 278,472.18

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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.