Home / 836,100.29-1,153,821.71-454,133.45

Finding the Fourth Proportional to 836,100.29, 1,153,821.71 and 454,133.45

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Solution

The fourth proportional to 836,100.29, 1,153,821.71 and 454,133.45 is: 626,705.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,100.29 : 1,153,821.71 = 454,133.45 : x
  2. Step 2: Convert to fraction form
    836,100.29/1,153,821.71 = 454,133.45/x
  3. Step 3: Cross multiply
    836,100.29x = 1,153,821.71 × 454,133.45
  4. Step 4: Simplify right side
    836,100.29x = 523,989,031,576.53
  5. Step 5: Solve for x
    x = 523,989,031,576.53/836,100.29
  6. Step 6: Final answer
    x = 626,705.96

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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.