Home / 836,515.04-1,154,388.48-454,543.16

Finding the Fourth Proportional to 836,515.04, 1,154,388.48 and 454,543.16

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Solution

The fourth proportional to 836,515.04, 1,154,388.48 and 454,543.16 is: 627,268.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,515.04 : 1,154,388.48 = 454,543.16 : x
  2. Step 2: Convert to fraction form
    836,515.04/1,154,388.48 = 454,543.16/x
  3. Step 3: Cross multiply
    836,515.04x = 1,154,388.48 × 454,543.16
  4. Step 4: Simplify right side
    836,515.04x = 524,719,387,566.80
  5. Step 5: Solve for x
    x = 524,719,387,566.80/836,515.04
  6. Step 6: Final answer
    x = 627,268.32

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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.