Home / 895,059.82-1,235,163.09-487,151.47

Finding the Fourth Proportional to 895,059.82, 1,235,163.09 and 487,151.47

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Solution

The fourth proportional to 895,059.82, 1,235,163.09 and 487,151.47 is: 672,258.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,059.82 : 1,235,163.09 = 487,151.47 : x
  2. Step 2: Convert to fraction form
    895,059.82/1,235,163.09 = 487,151.47/x
  3. Step 3: Cross multiply
    895,059.82x = 1,235,163.09 × 487,151.47
  4. Step 4: Simplify right side
    895,059.82x = 601,711,514,983.24
  5. Step 5: Solve for x
    x = 601,711,514,983.24/895,059.82
  6. Step 6: Final answer
    x = 672,258.44

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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.