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Finding the Third Proportional to 58,298,448 and 87,126,312

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Solution

The third proportional to 58,298,448 and 87,126,312 is: 130,209,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,298,448 : 87,126,312 = 87,126,312 : x
  2. Step 2: Convert to fraction form
    58,298,448/87,126,312 = 87,126,312/x
  3. Step 3: Cross multiply
    58,298,448x = 87,126,312 × 87,126,312
  4. Step 4: Simplify right side
    58,298,448x = 7,590,994,242,721,344
  5. Step 5: Solve for x
    x = 7,590,994,242,721,344/58,298,448
  6. Step 6: Final answer
    x = 130,209,199.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.