Home / 817,063.94-1,127,531.61-454,480.00

Finding the Fourth Proportional to 817,063.94, 1,127,531.61 and 454,480.00

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Solution

The fourth proportional to 817,063.94, 1,127,531.61 and 454,480.00 is: 627,173.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,063.94 : 1,127,531.61 = 454,480.00 : x
  2. Step 2: Convert to fraction form
    817,063.94/1,127,531.61 = 454,480.00/x
  3. Step 3: Cross multiply
    817,063.94x = 1,127,531.61 × 454,480.00
  4. Step 4: Simplify right side
    817,063.94x = 512,440,563,293.97
  5. Step 5: Solve for x
    x = 512,440,563,293.97/817,063.94
  6. Step 6: Final answer
    x = 627,173.15

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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.