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Finding the Fourth Proportional to 532,100.40, 746,806.80 and 532,100.40

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Solution

The fourth proportional to 532,100.40, 746,806.80 and 532,100.40 is: 746,806.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,100.40 : 746,806.80 = 532,100.40 : x
  2. Step 2: Convert to fraction form
    532,100.40/746,806.80 = 532,100.40/x
  3. Step 3: Cross multiply
    532,100.40x = 746,806.80 × 532,100.40
  4. Step 4: Simplify right side
    532,100.40x = 397,376,197,002.72
  5. Step 5: Solve for x
    x = 397,376,197,002.72/532,100.40
  6. Step 6: Final answer
    x = 746,806.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.