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Finding the Fourth Proportional to 623,527.44, 860,757.53 and 365,368.55

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Solution

The fourth proportional to 623,527.44, 860,757.53 and 365,368.55 is: 504,378.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,527.44 : 860,757.53 = 365,368.55 : x
  2. Step 2: Convert to fraction form
    623,527.44/860,757.53 = 365,368.55/x
  3. Step 3: Cross multiply
    623,527.44x = 860,757.53 × 365,368.55
  4. Step 4: Simplify right side
    623,527.44x = 314,493,730,816.15
  5. Step 5: Solve for x
    x = 314,493,730,816.15/623,527.44
  6. Step 6: Final answer
    x = 504,378.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.