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Finding the Third Proportional to 292,045.50 and 426,586.50

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Solution

The third proportional to 292,045.50 and 426,586.50 is: 623,108.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,045.50 : 426,586.50 = 426,586.50 : x
  2. Step 2: Convert to fraction form
    292,045.50/426,586.50 = 426,586.50/x
  3. Step 3: Cross multiply
    292,045.50x = 426,586.50 × 426,586.50
  4. Step 4: Simplify right side
    292,045.50x = 181,976,041,982.25
  5. Step 5: Solve for x
    x = 181,976,041,982.25/292,045.50
  6. Step 6: Final answer
    x = 623,108.53

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.