Home / 954,780.48-1,432,170.72-454,628.16

Finding the Fourth Proportional to 954,780.48, 1,432,170.72 and 454,628.16

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Solution

The fourth proportional to 954,780.48, 1,432,170.72 and 454,628.16 is: 681,942.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,780.48 : 1,432,170.72 = 454,628.16 : x
  2. Step 2: Convert to fraction form
    954,780.48/1,432,170.72 = 454,628.16/x
  3. Step 3: Cross multiply
    954,780.48x = 1,432,170.72 × 454,628.16
  4. Step 4: Simplify right side
    954,780.48x = 651,105,139,239.48
  5. Step 5: Solve for x
    x = 651,105,139,239.48/954,780.48
  6. Step 6: Final answer
    x = 681,942.24

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Similar ratio
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1.5x scale

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.