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Finding the Fourth Proportional to 575,780.10, 863,670.15 and 295,844.10

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Solution

The fourth proportional to 575,780.10, 863,670.15 and 295,844.10 is: 443,766.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,780.10 : 863,670.15 = 295,844.10 : x
  2. Step 2: Convert to fraction form
    575,780.10/863,670.15 = 295,844.10/x
  3. Step 3: Cross multiply
    575,780.10x = 863,670.15 × 295,844.10
  4. Step 4: Simplify right side
    575,780.10x = 255,511,718,223.62
  5. Step 5: Solve for x
    x = 255,511,718,223.62/575,780.10
  6. Step 6: Final answer
    x = 443,766.15

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Similar ratio
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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.