Home / 895,198.72-1,235,400.04-487,326.96

Finding the Fourth Proportional to 895,198.72, 1,235,400.04 and 487,326.96

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Solution

The fourth proportional to 895,198.72, 1,235,400.04 and 487,326.96 is: 672,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,198.72 : 1,235,400.04 = 487,326.96 : x
  2. Step 2: Convert to fraction form
    895,198.72/1,235,400.04 = 487,326.96/x
  3. Step 3: Cross multiply
    895,198.72x = 1,235,400.04 × 487,326.96
  4. Step 4: Simplify right side
    895,198.72x = 602,043,745,877.08
  5. Step 5: Solve for x
    x = 602,043,745,877.08/895,198.72
  6. Step 6: Final answer
    x = 672,525.25

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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.