Home / 895,471.49-1,235,772.82-487,595.69

Finding the Fourth Proportional to 895,471.49, 1,235,772.82 and 487,595.69

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Solution

The fourth proportional to 895,471.49, 1,235,772.82 and 487,595.69 is: 672,894.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,471.49 : 1,235,772.82 = 487,595.69 : x
  2. Step 2: Convert to fraction form
    895,471.49/1,235,772.82 = 487,595.69/x
  3. Step 3: Cross multiply
    895,471.49x = 1,235,772.82 × 487,595.69
  4. Step 4: Simplify right side
    895,471.49x = 602,557,500,851.15
  5. Step 5: Solve for x
    x = 602,557,500,851.15/895,471.49
  6. Step 6: Final answer
    x = 672,894.12

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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.