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Finding the Third Proportional to 760,438.13 and 1,177,061.63

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Solution

The third proportional to 760,438.13 and 1,177,061.63 is: 1,821,941.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,438.13 : 1,177,061.63 = 1,177,061.63 : x
  2. Step 2: Convert to fraction form
    760,438.13/1,177,061.63 = 1,177,061.63/x
  3. Step 3: Cross multiply
    760,438.13x = 1,177,061.63 × 1,177,061.63
  4. Step 4: Simplify right side
    760,438.13x = 1,385,474,069,047.64
  5. Step 5: Solve for x
    x = 1,385,474,069,047.64/760,438.13
  6. Step 6: Final answer
    x = 1,821,941.88

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.