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Finding the Fourth Proportional to 575,728.96, 863,651.04 and 176,365.12

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Solution

The fourth proportional to 575,728.96, 863,651.04 and 176,365.12 is: 264,565.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,728.96 : 863,651.04 = 176,365.12 : x
  2. Step 2: Convert to fraction form
    575,728.96/863,651.04 = 176,365.12/x
  3. Step 3: Cross multiply
    575,728.96x = 863,651.04 × 176,365.12
  4. Step 4: Simplify right side
    575,728.96x = 152,317,919,307.73
  5. Step 5: Solve for x
    x = 152,317,919,307.73/575,728.96
  6. Step 6: Final answer
    x = 264,565.32

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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.