Home / 836,288.72-1,154,083.13-454,316.42

Finding the Fourth Proportional to 836,288.72, 1,154,083.13 and 454,316.42

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Solution

The fourth proportional to 836,288.72, 1,154,083.13 and 454,316.42 is: 626,959.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,288.72 : 1,154,083.13 = 454,316.42 : x
  2. Step 2: Convert to fraction form
    836,288.72/1,154,083.13 = 454,316.42/x
  3. Step 3: Cross multiply
    836,288.72x = 1,154,083.13 × 454,316.42
  4. Step 4: Simplify right side
    836,288.72x = 524,318,907,962.00
  5. Step 5: Solve for x
    x = 524,318,907,962.00/836,288.72
  6. Step 6: Final answer
    x = 626,959.21

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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.