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Finding the Fourth Proportional to 452,151, 623,997.54 and 250,947

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Solution

The fourth proportional to 452,151, 623,997.54 and 250,947 is: 346,323.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,151 : 623,997.54 = 250,947 : x
  2. Step 2: Convert to fraction form
    452,151/623,997.54 = 250,947/x
  3. Step 3: Cross multiply
    452,151x = 623,997.54 × 250,947
  4. Step 4: Simplify right side
    452,151x = 156,590,310,670.38
  5. Step 5: Solve for x
    x = 156,590,310,670.38/452,151
  6. Step 6: Final answer
    x = 346,323.04

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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.