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Finding the Third Proportional to 145,551.94 and 318,259.13

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Solution

The third proportional to 145,551.94 and 318,259.13 is: 695,895.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,551.94 : 318,259.13 = 318,259.13 : x
  2. Step 2: Convert to fraction form
    145,551.94/318,259.13 = 318,259.13/x
  3. Step 3: Cross multiply
    145,551.94x = 318,259.13 × 318,259.13
  4. Step 4: Simplify right side
    145,551.94x = 101,288,870,645.77
  5. Step 5: Solve for x
    x = 101,288,870,645.77/145,551.94
  6. Step 6: Final answer
    x = 695,895.04

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.