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Finding the Fourth Proportional to 478,822, 718,233 and 183,334

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Solution

The fourth proportional to 478,822, 718,233 and 183,334 is: 275,001

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,822 : 718,233 = 183,334 : x
  2. Step 2: Convert to fraction form
    478,822/718,233 = 183,334/x
  3. Step 3: Cross multiply
    478,822x = 718,233 × 183,334
  4. Step 4: Simplify right side
    478,822x = 131,676,528,822
  5. Step 5: Solve for x
    x = 131,676,528,822/478,822
  6. Step 6: Final answer
    x = 275,001

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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.