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Finding the Fourth Proportional to 575,801.34, 863,670.87 and 176,443.26

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Solution

The fourth proportional to 575,801.34, 863,670.87 and 176,443.26 is: 264,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,801.34 : 863,670.87 = 176,443.26 : x
  2. Step 2: Convert to fraction form
    575,801.34/863,670.87 = 176,443.26/x
  3. Step 3: Cross multiply
    575,801.34x = 863,670.87 × 176,443.26
  4. Step 4: Simplify right side
    575,801.34x = 152,388,906,888.05
  5. Step 5: Solve for x
    x = 152,388,906,888.05/575,801.34
  6. Step 6: Final answer
    x = 264,655.35

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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.