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Finding the Fourth Proportional to 359,704.48, 539,509.36 and 110,365.60

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Solution

The fourth proportional to 359,704.48, 539,509.36 and 110,365.60 is: 165,533.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,704.48 : 539,509.36 = 110,365.60 : x
  2. Step 2: Convert to fraction form
    359,704.48/539,509.36 = 110,365.60/x
  3. Step 3: Cross multiply
    359,704.48x = 539,509.36 × 110,365.60
  4. Step 4: Simplify right side
    359,704.48x = 59,543,274,222.02
  5. Step 5: Solve for x
    x = 59,543,274,222.02/359,704.48
  6. Step 6: Final answer
    x = 165,533.87

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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.