Home / 439,384.16-658,633.08-173,041.76

Finding the Fourth Proportional to 439,384.16, 658,633.08 and 173,041.76

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Solution

The fourth proportional to 439,384.16, 658,633.08 and 173,041.76 is: 259,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,384.16 : 658,633.08 = 173,041.76 : x
  2. Step 2: Convert to fraction form
    439,384.16/658,633.08 = 173,041.76/x
  3. Step 3: Cross multiply
    439,384.16x = 658,633.08 × 173,041.76
  4. Step 4: Simplify right side
    439,384.16x = 113,971,027,357.42
  5. Step 5: Solve for x
    x = 113,971,027,357.42/439,384.16
  6. Step 6: Final answer
    x = 259,388.11

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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.