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Finding the Fourth Proportional to 653,363.82, 980,010.50 and 204,033.13

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Solution

The fourth proportional to 653,363.82, 980,010.50 and 204,033.13 is: 306,038.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,363.82 : 980,010.50 = 204,033.13 : x
  2. Step 2: Convert to fraction form
    653,363.82/980,010.50 = 204,033.13/x
  3. Step 3: Cross multiply
    653,363.82x = 980,010.50 × 204,033.13
  4. Step 4: Simplify right side
    653,363.82x = 199,954,606,277.67
  5. Step 5: Solve for x
    x = 199,954,606,277.67/653,363.82
  6. Step 6: Final answer
    x = 306,038.69

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.