Home / 951,216.32-1,312,689.20-543,372.16

Finding the Fourth Proportional to 951,216.32, 1,312,689.20 and 543,372.16

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Solution

The fourth proportional to 951,216.32, 1,312,689.20 and 543,372.16 is: 749,859.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,216.32 : 1,312,689.20 = 543,372.16 : x
  2. Step 2: Convert to fraction form
    951,216.32/1,312,689.20 = 543,372.16/x
  3. Step 3: Cross multiply
    951,216.32x = 1,312,689.20 × 543,372.16
  4. Step 4: Simplify right side
    951,216.32x = 713,278,766,012.67
  5. Step 5: Solve for x
    x = 713,278,766,012.67/951,216.32
  6. Step 6: Final answer
    x = 749,859.68

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Double scale
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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.