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Finding the Fourth Proportional to 359,622.60, 540,017.10 and 241,816.20

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Solution

The fourth proportional to 359,622.60, 540,017.10 and 241,816.20 is: 363,116.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,622.60 : 540,017.10 = 241,816.20 : x
  2. Step 2: Convert to fraction form
    359,622.60/540,017.10 = 241,816.20/x
  3. Step 3: Cross multiply
    359,622.60x = 540,017.10 × 241,816.20
  4. Step 4: Simplify right side
    359,622.60x = 130,584,883,057.02
  5. Step 5: Solve for x
    x = 130,584,883,057.02/359,622.60
  6. Step 6: Final answer
    x = 363,116.45

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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.