Home / 674,982.32-931,476.11-369,053.82

Finding the Fourth Proportional to 674,982.32, 931,476.11 and 369,053.82

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Solution

The fourth proportional to 674,982.32, 931,476.11 and 369,053.82 is: 509,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,982.32 : 931,476.11 = 369,053.82 : x
  2. Step 2: Convert to fraction form
    674,982.32/931,476.11 = 369,053.82/x
  3. Step 3: Cross multiply
    674,982.32x = 931,476.11 × 369,053.82
  4. Step 4: Simplify right side
    674,982.32x = 343,764,814,788.97
  5. Step 5: Solve for x
    x = 343,764,814,788.97/674,982.32
  6. Step 6: Final answer
    x = 509,294.55

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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.