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Finding the Fourth Proportional to 574,898.33, 861,693.55 and 349,762.50

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Solution

The fourth proportional to 574,898.33, 861,693.55 and 349,762.50 is: 524,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,898.33 : 861,693.55 = 349,762.50 : x
  2. Step 2: Convert to fraction form
    574,898.33/861,693.55 = 349,762.50/x
  3. Step 3: Cross multiply
    574,898.33x = 861,693.55 × 349,762.50
  4. Step 4: Simplify right side
    574,898.33x = 301,388,090,281.88
  5. Step 5: Solve for x
    x = 301,388,090,281.88/574,898.33
  6. Step 6: Final answer
    x = 524,245.90

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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.