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Finding the Fourth Proportional to 300,894.50, 448,651.67 and 292,627.64

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Solution

The fourth proportional to 300,894.50, 448,651.67 and 292,627.64 is: 436,325.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,894.50 : 448,651.67 = 292,627.64 : x
  2. Step 2: Convert to fraction form
    300,894.50/448,651.67 = 292,627.64/x
  3. Step 3: Cross multiply
    300,894.50x = 448,651.67 × 292,627.64
  4. Step 4: Simplify right side
    300,894.50x = 131,287,875,667.76
  5. Step 5: Solve for x
    x = 131,287,875,667.76/300,894.50
  6. Step 6: Final answer
    x = 436,325.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.