Home / 895,260.39-1,235,421.49-487,353.75

Finding the Fourth Proportional to 895,260.39, 1,235,421.49 and 487,353.75

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Solution

The fourth proportional to 895,260.39, 1,235,421.49 and 487,353.75 is: 672,527.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,260.39 : 1,235,421.49 = 487,353.75 : x
  2. Step 2: Convert to fraction form
    895,260.39/1,235,421.49 = 487,353.75/x
  3. Step 3: Cross multiply
    895,260.39x = 1,235,421.49 × 487,353.75
  4. Step 4: Simplify right side
    895,260.39x = 602,087,295,982.09
  5. Step 5: Solve for x
    x = 602,087,295,982.09/895,260.39
  6. Step 6: Final answer
    x = 672,527.57

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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.