Home / 836,478.36-1,154,345.04-454,505.04

Finding the Fourth Proportional to 836,478.36, 1,154,345.04 and 454,505.04

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Solution

The fourth proportional to 836,478.36, 1,154,345.04 and 454,505.04 is: 627,219.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,478.36 : 1,154,345.04 = 454,505.04 : x
  2. Step 2: Convert to fraction form
    836,478.36/1,154,345.04 = 454,505.04/x
  3. Step 3: Cross multiply
    836,478.36x = 1,154,345.04 × 454,505.04
  4. Step 4: Simplify right side
    836,478.36x = 524,655,638,579.00
  5. Step 5: Solve for x
    x = 524,655,638,579.00/836,478.36
  6. Step 6: Final answer
    x = 627,219.62

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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.