Home / 783,665.66-1,175,493.35-215,002.28

Finding the Fourth Proportional to 783,665.66, 1,175,493.35 and 215,002.28

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Solution

The fourth proportional to 783,665.66, 1,175,493.35 and 215,002.28 is: 322,502.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,665.66 : 1,175,493.35 = 215,002.28 : x
  2. Step 2: Convert to fraction form
    783,665.66/1,175,493.35 = 215,002.28/x
  3. Step 3: Cross multiply
    783,665.66x = 1,175,493.35 × 215,002.28
  4. Step 4: Simplify right side
    783,665.66x = 252,733,753,851.08
  5. Step 5: Solve for x
    x = 252,733,753,851.08/783,665.66
  6. Step 6: Final answer
    x = 322,502.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.