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Finding the Fourth Proportional to 532,098.40, 746,804 and 532,098.40

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Solution

The fourth proportional to 532,098.40, 746,804 and 532,098.40 is: 746,804

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,098.40 : 746,804 = 532,098.40 : x
  2. Step 2: Convert to fraction form
    532,098.40/746,804 = 532,098.40/x
  3. Step 3: Cross multiply
    532,098.40x = 746,804 × 532,098.40
  4. Step 4: Simplify right side
    532,098.40x = 397,373,213,513.60
  5. Step 5: Solve for x
    x = 397,373,213,513.60/532,098.40
  6. Step 6: Final answer
    x = 746,804

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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.