Home / 836,535.80-1,154,426.70-454,562.60

Finding the Fourth Proportional to 836,535.80, 1,154,426.70 and 454,562.60

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Solution

The fourth proportional to 836,535.80, 1,154,426.70 and 454,562.60 is: 627,300.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,535.80 : 1,154,426.70 = 454,562.60 : x
  2. Step 2: Convert to fraction form
    836,535.80/1,154,426.70 = 454,562.60/x
  3. Step 3: Cross multiply
    836,535.80x = 1,154,426.70 × 454,562.60
  4. Step 4: Simplify right side
    836,535.80x = 524,759,202,261.42
  5. Step 5: Solve for x
    x = 524,759,202,261.42/836,535.80
  6. Step 6: Final answer
    x = 627,300.35

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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.