Home / 836,561.71-1,154,454.29-454,587.58

Finding the Fourth Proportional to 836,561.71, 1,154,454.29 and 454,587.58

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Solution

The fourth proportional to 836,561.71, 1,154,454.29 and 454,587.58 is: 627,330.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,561.71 : 1,154,454.29 = 454,587.58 : x
  2. Step 2: Convert to fraction form
    836,561.71/1,154,454.29 = 454,587.58/x
  3. Step 3: Cross multiply
    836,561.71x = 1,154,454.29 × 454,587.58
  4. Step 4: Simplify right side
    836,561.71x = 524,800,579,638.78
  5. Step 5: Solve for x
    x = 524,800,579,638.78/836,561.71
  6. Step 6: Final answer
    x = 627,330.39

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Double scale
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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.