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Finding the Fourth Proportional to 359,623.60, 540,018.60 and 241,817.20

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Solution

The fourth proportional to 359,623.60, 540,018.60 and 241,817.20 is: 363,117.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,623.60 : 540,018.60 = 241,817.20 : x
  2. Step 2: Convert to fraction form
    359,623.60/540,018.60 = 241,817.20/x
  3. Step 3: Cross multiply
    359,623.60x = 540,018.60 × 241,817.20
  4. Step 4: Simplify right side
    359,623.60x = 130,585,785,799.92
  5. Step 5: Solve for x
    x = 130,585,785,799.92/359,623.60
  6. Step 6: Final answer
    x = 363,117.95

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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.