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Finding the Fourth Proportional to 650,595.93, 897,715.25 and 408,707.19

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Solution

The fourth proportional to 650,595.93, 897,715.25 and 408,707.19 is: 563,948.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,595.93 : 897,715.25 = 408,707.19 : x
  2. Step 2: Convert to fraction form
    650,595.93/897,715.25 = 408,707.19/x
  3. Step 3: Cross multiply
    650,595.93x = 897,715.25 × 408,707.19
  4. Step 4: Simplify right side
    650,595.93x = 366,902,675,204.11
  5. Step 5: Solve for x
    x = 366,902,675,204.11/650,595.93
  6. Step 6: Final answer
    x = 563,948.62

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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.