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Finding the Fourth Proportional to 556,383.53, 833,277.45 and 406,251.45

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Solution

The fourth proportional to 556,383.53, 833,277.45 and 406,251.45 is: 608,429.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,383.53 : 833,277.45 = 406,251.45 : x
  2. Step 2: Convert to fraction form
    556,383.53/833,277.45 = 406,251.45/x
  3. Step 3: Cross multiply
    556,383.53x = 833,277.45 × 406,251.45
  4. Step 4: Simplify right side
    556,383.53x = 338,520,172,695.66
  5. Step 5: Solve for x
    x = 338,520,172,695.66/556,383.53
  6. Step 6: Final answer
    x = 608,429.53

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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.