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Finding the Fourth Proportional to 436,275.33, 602,067.48 and 242,698.50

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Solution

The fourth proportional to 436,275.33, 602,067.48 and 242,698.50 is: 334,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,275.33 : 602,067.48 = 242,698.50 : x
  2. Step 2: Convert to fraction form
    436,275.33/602,067.48 = 242,698.50/x
  3. Step 3: Cross multiply
    436,275.33x = 602,067.48 × 242,698.50
  4. Step 4: Simplify right side
    436,275.33x = 146,120,874,294.78
  5. Step 5: Solve for x
    x = 146,120,874,294.78/436,275.33
  6. Step 6: Final answer
    x = 334,928.12

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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.