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Finding the Third Proportional to 649,557 and 1,020,382.50

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Solution

The third proportional to 649,557 and 1,020,382.50 is: 1,602,908.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,557 : 1,020,382.50 = 1,020,382.50 : x
  2. Step 2: Convert to fraction form
    649,557/1,020,382.50 = 1,020,382.50/x
  3. Step 3: Cross multiply
    649,557x = 1,020,382.50 × 1,020,382.50
  4. Step 4: Simplify right side
    649,557x = 1,041,180,446,306.25
  5. Step 5: Solve for x
    x = 1,041,180,446,306.25/649,557
  6. Step 6: Final answer
    x = 1,602,908.52

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.