Home / 895,589.97-1,235,881.51-487,682.85

Finding the Fourth Proportional to 895,589.97, 1,235,881.51 and 487,682.85

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Solution

The fourth proportional to 895,589.97, 1,235,881.51 and 487,682.85 is: 672,984.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,589.97 : 1,235,881.51 = 487,682.85 : x
  2. Step 2: Convert to fraction form
    895,589.97/1,235,881.51 = 487,682.85/x
  3. Step 3: Cross multiply
    895,589.97x = 1,235,881.51 × 487,682.85
  4. Step 4: Simplify right side
    895,589.97x = 602,718,217,059.10
  5. Step 5: Solve for x
    x = 602,718,217,059.10/895,589.97
  6. Step 6: Final answer
    x = 672,984.55

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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.