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Finding the Fourth Proportional to 574,668.56, 861,970.71 and 175,277.93

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Solution

The fourth proportional to 574,668.56, 861,970.71 and 175,277.93 is: 262,907.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,668.56 : 861,970.71 = 175,277.93 : x
  2. Step 2: Convert to fraction form
    574,668.56/861,970.71 = 175,277.93/x
  3. Step 3: Cross multiply
    574,668.56x = 861,970.71 × 175,277.93
  4. Step 4: Simplify right side
    574,668.56x = 151,084,437,459.58
  5. Step 5: Solve for x
    x = 151,084,437,459.58/574,668.56
  6. Step 6: Final answer
    x = 262,907.09

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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.