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Finding the Fourth Proportional to 373,149.60, 559,724.40 and 370,816.80

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Solution

The fourth proportional to 373,149.60, 559,724.40 and 370,816.80 is: 556,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,149.60 : 559,724.40 = 370,816.80 : x
  2. Step 2: Convert to fraction form
    373,149.60/559,724.40 = 370,816.80/x
  3. Step 3: Cross multiply
    373,149.60x = 559,724.40 × 370,816.80
  4. Step 4: Simplify right side
    373,149.60x = 207,555,210,889.92
  5. Step 5: Solve for x
    x = 207,555,210,889.92/373,149.60
  6. Step 6: Final answer
    x = 556,225.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.