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Finding the Fourth Proportional to 359,262.88, 538,894.28 and 201,503.64

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Solution

The fourth proportional to 359,262.88, 538,894.28 and 201,503.64 is: 302,255.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,262.88 : 538,894.28 = 201,503.64 : x
  2. Step 2: Convert to fraction form
    359,262.88/538,894.28 = 201,503.64/x
  3. Step 3: Cross multiply
    359,262.88x = 538,894.28 × 201,503.64
  4. Step 4: Simplify right side
    359,262.88x = 108,589,158,995.18
  5. Step 5: Solve for x
    x = 108,589,158,995.18/359,262.88
  6. Step 6: Final answer
    x = 302,255.44

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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.