Home / 895,181.38-1,235,366.08-487,294.94

Finding the Fourth Proportional to 895,181.38, 1,235,366.08 and 487,294.94

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Solution

The fourth proportional to 895,181.38, 1,235,366.08 and 487,294.94 is: 672,475.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,181.38 : 1,235,366.08 = 487,294.94 : x
  2. Step 2: Convert to fraction form
    895,181.38/1,235,366.08 = 487,294.94/x
  3. Step 3: Cross multiply
    895,181.38x = 1,235,366.08 × 487,294.94
  4. Step 4: Simplify right side
    895,181.38x = 601,987,641,701.81
  5. Step 5: Solve for x
    x = 601,987,641,701.81/895,181.38
  6. Step 6: Final answer
    x = 672,475.61

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Double scale
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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.