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Finding the Third Proportional to 749,803.50 and 1,071,468.84

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Solution

The third proportional to 749,803.50 and 1,071,468.84 is: 1,531,128.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,803.50 : 1,071,468.84 = 1,071,468.84 : x
  2. Step 2: Convert to fraction form
    749,803.50/1,071,468.84 = 1,071,468.84/x
  3. Step 3: Cross multiply
    749,803.50x = 1,071,468.84 × 1,071,468.84
  4. Step 4: Simplify right side
    749,803.50x = 1,148,045,483,126.96
  5. Step 5: Solve for x
    x = 1,148,045,483,126.96/749,803.50
  6. Step 6: Final answer
    x = 1,531,128.47

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.