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Finding the Third Proportional to 145,386 and 296,118

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Solution

The third proportional to 145,386 and 296,118 is: 603,124.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,386 : 296,118 = 296,118 : x
  2. Step 2: Convert to fraction form
    145,386/296,118 = 296,118/x
  3. Step 3: Cross multiply
    145,386x = 296,118 × 296,118
  4. Step 4: Simplify right side
    145,386x = 87,685,869,924
  5. Step 5: Solve for x
    x = 87,685,869,924/145,386
  6. Step 6: Final answer
    x = 603,124.58

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.