Home / 783,334.32-1,080,988.92-461,006.16

Finding the Fourth Proportional to 783,334.32, 1,080,988.92 and 461,006.16

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Solution

The fourth proportional to 783,334.32, 1,080,988.92 and 461,006.16 is: 636,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,334.32 : 1,080,988.92 = 461,006.16 : x
  2. Step 2: Convert to fraction form
    783,334.32/1,080,988.92 = 461,006.16/x
  3. Step 3: Cross multiply
    783,334.32x = 1,080,988.92 × 461,006.16
  4. Step 4: Simplify right side
    783,334.32x = 498,342,551,011.75
  5. Step 5: Solve for x
    x = 498,342,551,011.75/783,334.32
  6. Step 6: Final answer
    x = 636,181.18

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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.