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Finding the Fourth Proportional to 582,659,233.80, 873,736,908.30 and 291,413,819.40

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Solution

The fourth proportional to 582,659,233.80, 873,736,908.30 and 291,413,819.40 is: 436,994,721.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,659,233.80 : 873,736,908.30 = 291,413,819.40 : x
  2. Step 2: Convert to fraction form
    582,659,233.80/873,736,908.30 = 291,413,819.40/x
  3. Step 3: Cross multiply
    582,659,233.80x = 873,736,908.30 × 291,413,819.40
  4. Step 4: Simplify right side
    582,659,233.80x = 254,619,009,598,450,528
  5. Step 5: Solve for x
    x = 254,619,009,598,450,528/582,659,233.80
  6. Step 6: Final answer
    x = 436,994,721.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.