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Finding the Fourth Proportional to 359,871.60, 539,807.40 and 233,900.40

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Solution

The fourth proportional to 359,871.60, 539,807.40 and 233,900.40 is: 350,850.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,871.60 : 539,807.40 = 233,900.40 : x
  2. Step 2: Convert to fraction form
    359,871.60/539,807.40 = 233,900.40/x
  3. Step 3: Cross multiply
    359,871.60x = 539,807.40 × 233,900.40
  4. Step 4: Simplify right side
    359,871.60x = 126,261,166,782.96
  5. Step 5: Solve for x
    x = 126,261,166,782.96/359,871.60
  6. Step 6: Final answer
    x = 350,850.60

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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.