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Finding the Fourth Proportional to 562,890.45, 776,793.41 and 333,460.79

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Solution

The fourth proportional to 562,890.45, 776,793.41 and 333,460.79 is: 460,178.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,890.45 : 776,793.41 = 333,460.79 : x
  2. Step 2: Convert to fraction form
    562,890.45/776,793.41 = 333,460.79/x
  3. Step 3: Cross multiply
    562,890.45x = 776,793.41 × 333,460.79
  4. Step 4: Simplify right side
    562,890.45x = 259,030,144,165.39
  5. Step 5: Solve for x
    x = 259,030,144,165.39/562,890.45
  6. Step 6: Final answer
    x = 460,178.61

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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.