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Finding the Fourth Proportional to 573,681.60, 860,522.40 and 324,849.60

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Solution

The fourth proportional to 573,681.60, 860,522.40 and 324,849.60 is: 487,274.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,681.60 : 860,522.40 = 324,849.60 : x
  2. Step 2: Convert to fraction form
    573,681.60/860,522.40 = 324,849.60/x
  3. Step 3: Cross multiply
    573,681.60x = 860,522.40 × 324,849.60
  4. Step 4: Simplify right side
    573,681.60x = 279,540,357,431.04
  5. Step 5: Solve for x
    x = 279,540,357,431.04/573,681.60
  6. Step 6: Final answer
    x = 487,274.40

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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.