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Finding the Fourth Proportional to 532,255.56, 798,394.56 and 190,721.22

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Solution

The fourth proportional to 532,255.56, 798,394.56 and 190,721.22 is: 286,085.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,255.56 : 798,394.56 = 190,721.22 : x
  2. Step 2: Convert to fraction form
    532,255.56/798,394.56 = 190,721.22/x
  3. Step 3: Cross multiply
    532,255.56x = 798,394.56 × 190,721.22
  4. Step 4: Simplify right side
    532,255.56x = 152,270,784,524.56
  5. Step 5: Solve for x
    x = 152,270,784,524.56/532,255.56
  6. Step 6: Final answer
    x = 286,085.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.