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Finding the Third Proportional to 374,800.50 and 579,718.50

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Solution

The third proportional to 374,800.50 and 579,718.50 is: 896,673.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,800.50 : 579,718.50 = 579,718.50 : x
  2. Step 2: Convert to fraction form
    374,800.50/579,718.50 = 579,718.50/x
  3. Step 3: Cross multiply
    374,800.50x = 579,718.50 × 579,718.50
  4. Step 4: Simplify right side
    374,800.50x = 336,073,539,242.25
  5. Step 5: Solve for x
    x = 336,073,539,242.25/374,800.50
  6. Step 6: Final answer
    x = 896,673.13

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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.