Home / 895,125.78-1,235,299.82-487,254.22

Finding the Fourth Proportional to 895,125.78, 1,235,299.82 and 487,254.22

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Solution

The fourth proportional to 895,125.78, 1,235,299.82 and 487,254.22 is: 672,425.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,125.78 : 1,235,299.82 = 487,254.22 : x
  2. Step 2: Convert to fraction form
    895,125.78/1,235,299.82 = 487,254.22/x
  3. Step 3: Cross multiply
    895,125.78x = 1,235,299.82 × 487,254.22
  4. Step 4: Simplify right side
    895,125.78x = 601,905,050,260.24
  5. Step 5: Solve for x
    x = 601,905,050,260.24/895,125.78
  6. Step 6: Final answer
    x = 672,425.11

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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.