Home / 696,255.38-960,835.65-394,508.18

Finding the Fourth Proportional to 696,255.38, 960,835.65 and 394,508.18

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Solution

The fourth proportional to 696,255.38, 960,835.65 and 394,508.18 is: 544,423.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,255.38 : 960,835.65 = 394,508.18 : x
  2. Step 2: Convert to fraction form
    696,255.38/960,835.65 = 394,508.18/x
  3. Step 3: Cross multiply
    696,255.38x = 960,835.65 × 394,508.18
  4. Step 4: Simplify right side
    696,255.38x = 379,057,523,560.62
  5. Step 5: Solve for x
    x = 379,057,523,560.62/696,255.38
  6. Step 6: Final answer
    x = 544,423.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.