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Finding the Fourth Proportional to 562,804.92, 777,352.41 and 409,600.17

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Solution

The fourth proportional to 562,804.92, 777,352.41 and 409,600.17 is: 565,744.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,804.92 : 777,352.41 = 409,600.17 : x
  2. Step 2: Convert to fraction form
    562,804.92/777,352.41 = 409,600.17/x
  3. Step 3: Cross multiply
    562,804.92x = 777,352.41 × 409,600.17
  4. Step 4: Simplify right side
    562,804.92x = 318,403,679,285.91
  5. Step 5: Solve for x
    x = 318,403,679,285.91/562,804.92
  6. Step 6: Final answer
    x = 565,744.31

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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.