Home / 836,104.32-1,153,830-454,131.16

Finding the Fourth Proportional to 836,104.32, 1,153,830 and 454,131.16

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Solution

The fourth proportional to 836,104.32, 1,153,830 and 454,131.16 is: 626,704.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,104.32 : 1,153,830 = 454,131.16 : x
  2. Step 2: Convert to fraction form
    836,104.32/1,153,830 = 454,131.16/x
  3. Step 3: Cross multiply
    836,104.32x = 1,153,830 × 454,131.16
  4. Step 4: Simplify right side
    836,104.32x = 523,990,156,342.80
  5. Step 5: Solve for x
    x = 523,990,156,342.80/836,104.32
  6. Step 6: Final answer
    x = 626,704.28

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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.