Home / 836,449.74-1,154,284.02-454,479.26

Finding the Fourth Proportional to 836,449.74, 1,154,284.02 and 454,479.26

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Solution

The fourth proportional to 836,449.74, 1,154,284.02 and 454,479.26 is: 627,172.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,449.74 : 1,154,284.02 = 454,479.26 : x
  2. Step 2: Convert to fraction form
    836,449.74/1,154,284.02 = 454,479.26/x
  3. Step 3: Cross multiply
    836,449.74x = 1,154,284.02 × 454,479.26
  4. Step 4: Simplify right side
    836,449.74x = 524,598,141,468.01
  5. Step 5: Solve for x
    x = 524,598,141,468.01/836,449.74
  6. Step 6: Final answer
    x = 627,172.34

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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.