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Finding the Fourth Proportional to 566,437.83, 781,758.86 and 340,097.91

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Solution

The fourth proportional to 566,437.83, 781,758.86 and 340,097.91 is: 469,379.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,437.83 : 781,758.86 = 340,097.91 : x
  2. Step 2: Convert to fraction form
    566,437.83/781,758.86 = 340,097.91/x
  3. Step 3: Cross multiply
    566,437.83x = 781,758.86 × 340,097.91
  4. Step 4: Simplify right side
    566,437.83x = 265,874,552,709.49
  5. Step 5: Solve for x
    x = 265,874,552,709.49/566,437.83
  6. Step 6: Final answer
    x = 469,379.94

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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.