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Finding the Fourth Proportional to 592,260, 817,338.30 and 323,988

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Solution

The fourth proportional to 592,260, 817,338.30 and 323,988 is: 447,114.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,260 : 817,338.30 = 323,988 : x
  2. Step 2: Convert to fraction form
    592,260/817,338.30 = 323,988/x
  3. Step 3: Cross multiply
    592,260x = 817,338.30 × 323,988
  4. Step 4: Simplify right side
    592,260x = 264,807,801,140.40
  5. Step 5: Solve for x
    x = 264,807,801,140.40/592,260
  6. Step 6: Final answer
    x = 447,114.11

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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.