Home / 891,851.64-1,230,240.52-569,198.08

Finding the Fourth Proportional to 891,851.64, 1,230,240.52 and 569,198.08

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Solution

The fourth proportional to 891,851.64, 1,230,240.52 and 569,198.08 is: 785,164.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,851.64 : 1,230,240.52 = 569,198.08 : x
  2. Step 2: Convert to fraction form
    891,851.64/1,230,240.52 = 569,198.08/x
  3. Step 3: Cross multiply
    891,851.64x = 1,230,240.52 × 569,198.08
  4. Step 4: Simplify right side
    891,851.64x = 700,250,541,922.20
  5. Step 5: Solve for x
    x = 700,250,541,922.20/891,851.64
  6. Step 6: Final answer
    x = 785,164.83

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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.