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Finding the Fourth Proportional to 431,295.07, 595,189.64 and 250,114.57

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Solution

The fourth proportional to 431,295.07, 595,189.64 and 250,114.57 is: 345,159.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,295.07 : 595,189.64 = 250,114.57 : x
  2. Step 2: Convert to fraction form
    431,295.07/595,189.64 = 250,114.57/x
  3. Step 3: Cross multiply
    431,295.07x = 595,189.64 × 250,114.57
  4. Step 4: Simplify right side
    431,295.07x = 148,865,600,370.47
  5. Step 5: Solve for x
    x = 148,865,600,370.47/431,295.07
  6. Step 6: Final answer
    x = 345,159.52

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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.