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Finding the Fourth Proportional to 359,130.00, 495,244.33 and 304,830.44

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Solution

The fourth proportional to 359,130.00, 495,244.33 and 304,830.44 is: 420,364.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,130.00 : 495,244.33 = 304,830.44 : x
  2. Step 2: Convert to fraction form
    359,130.00/495,244.33 = 304,830.44/x
  3. Step 3: Cross multiply
    359,130.00x = 495,244.33 × 304,830.44
  4. Step 4: Simplify right side
    359,130.00x = 150,965,545,640.27
  5. Step 5: Solve for x
    x = 150,965,545,640.27/359,130.00
  6. Step 6: Final answer
    x = 420,364.61

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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.