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Finding the Third Proportional to 372,988 and 573,642

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Solution

The third proportional to 372,988 and 573,642 is: 882,240.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,988 : 573,642 = 573,642 : x
  2. Step 2: Convert to fraction form
    372,988/573,642 = 573,642/x
  3. Step 3: Cross multiply
    372,988x = 573,642 × 573,642
  4. Step 4: Simplify right side
    372,988x = 329,065,144,164
  5. Step 5: Solve for x
    x = 329,065,144,164/372,988
  6. Step 6: Final answer
    x = 882,240.57

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.