Home / 836,700.32-1,154,655.36-454,727.12

Finding the Fourth Proportional to 836,700.32, 1,154,655.36 and 454,727.12

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Solution

The fourth proportional to 836,700.32, 1,154,655.36 and 454,727.12 is: 627,528.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,700.32 : 1,154,655.36 = 454,727.12 : x
  2. Step 2: Convert to fraction form
    836,700.32/1,154,655.36 = 454,727.12/x
  3. Step 3: Cross multiply
    836,700.32x = 1,154,655.36 × 454,727.12
  4. Step 4: Simplify right side
    836,700.32x = 525,053,106,445.36
  5. Step 5: Solve for x
    x = 525,053,106,445.36/836,700.32
  6. Step 6: Final answer
    x = 627,528.27

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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.