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Finding the Fourth Proportional to 575,805.63, 863,677.28 and 176,447.55

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Solution

The fourth proportional to 575,805.63, 863,677.28 and 176,447.55 is: 264,661.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,805.63 : 863,677.28 = 176,447.55 : x
  2. Step 2: Convert to fraction form
    575,805.63/863,677.28 = 176,447.55/x
  3. Step 3: Cross multiply
    575,805.63x = 863,677.28 × 176,447.55
  4. Step 4: Simplify right side
    575,805.63x = 152,393,740,046.66
  5. Step 5: Solve for x
    x = 152,393,740,046.66/575,805.63
  6. Step 6: Final answer
    x = 264,661.77

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1.5x scale

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.