Home / 658,299.32-908,195.86-382,611.36

Finding the Fourth Proportional to 658,299.32, 908,195.86 and 382,611.36

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Solution

The fourth proportional to 658,299.32, 908,195.86 and 382,611.36 is: 527,854.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,299.32 : 908,195.86 = 382,611.36 : x
  2. Step 2: Convert to fraction form
    658,299.32/908,195.86 = 382,611.36/x
  3. Step 3: Cross multiply
    658,299.32x = 908,195.86 × 382,611.36
  4. Step 4: Simplify right side
    658,299.32x = 347,486,051,227.91
  5. Step 5: Solve for x
    x = 347,486,051,227.91/658,299.32
  6. Step 6: Final answer
    x = 527,854.19

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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.