Home / 836,139.38-1,153,893.40-454,166.06

Finding the Fourth Proportional to 836,139.38, 1,153,893.40 and 454,166.06

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Solution

The fourth proportional to 836,139.38, 1,153,893.40 and 454,166.06 is: 626,760.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,139.38 : 1,153,893.40 = 454,166.06 : x
  2. Step 2: Convert to fraction form
    836,139.38/1,153,893.40 = 454,166.06/x
  3. Step 3: Cross multiply
    836,139.38x = 1,153,893.40 × 454,166.06
  4. Step 4: Simplify right side
    836,139.38x = 524,059,219,138.00
  5. Step 5: Solve for x
    x = 524,059,219,138.00/836,139.38
  6. Step 6: Final answer
    x = 626,760.60

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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.