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Finding the Fourth Proportional to 592,780, 818,036.44 and 324,508

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Solution

The fourth proportional to 592,780, 818,036.44 and 324,508 is: 447,821.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,780 : 818,036.44 = 324,508 : x
  2. Step 2: Convert to fraction form
    592,780/818,036.44 = 324,508/x
  3. Step 3: Cross multiply
    592,780x = 818,036.44 × 324,508
  4. Step 4: Simplify right side
    592,780x = 265,459,369,071.52
  5. Step 5: Solve for x
    x = 265,459,369,071.52/592,780
  6. Step 6: Final answer
    x = 447,821.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.