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Finding the Fourth Proportional to 359,493.86, 496,281.29 and 223,571.59

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Solution

The fourth proportional to 359,493.86, 496,281.29 and 223,571.59 is: 308,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,493.86 : 496,281.29 = 223,571.59 : x
  2. Step 2: Convert to fraction form
    359,493.86/496,281.29 = 223,571.59/x
  3. Step 3: Cross multiply
    359,493.86x = 496,281.29 × 223,571.59
  4. Step 4: Simplify right side
    359,493.86x = 110,954,398,271.83
  5. Step 5: Solve for x
    x = 110,954,398,271.83/359,493.86
  6. Step 6: Final answer
    x = 308,640.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.