Home / 895,097.36-1,235,234.40-487,200.80

Finding the Fourth Proportional to 895,097.36, 1,235,234.40 and 487,200.80

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Solution

The fourth proportional to 895,097.36, 1,235,234.40 and 487,200.80 is: 672,337.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,097.36 : 1,235,234.40 = 487,200.80 : x
  2. Step 2: Convert to fraction form
    895,097.36/1,235,234.40 = 487,200.80/x
  3. Step 3: Cross multiply
    895,097.36x = 1,235,234.40 × 487,200.80
  4. Step 4: Simplify right side
    895,097.36x = 601,807,187,867.52
  5. Step 5: Solve for x
    x = 601,807,187,867.52/895,097.36
  6. Step 6: Final answer
    x = 672,337.13

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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.