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Finding the Fourth Proportional to 574,907.58, 862,043.94 and 266,823.68

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Solution

The fourth proportional to 574,907.58, 862,043.94 and 266,823.68 is: 400,088.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,907.58 : 862,043.94 = 266,823.68 : x
  2. Step 2: Convert to fraction form
    574,907.58/862,043.94 = 266,823.68/x
  3. Step 3: Cross multiply
    574,907.58x = 862,043.94 × 266,823.68
  4. Step 4: Simplify right side
    574,907.58x = 230,013,736,392.50
  5. Step 5: Solve for x
    x = 230,013,736,392.50/574,907.58
  6. Step 6: Final answer
    x = 400,088.20

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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.