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Finding the Fourth Proportional to 360,794.84, 497,949.70 and 207,803.62

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Solution

The fourth proportional to 360,794.84, 497,949.70 and 207,803.62 is: 286,799.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,794.84 : 497,949.70 = 207,803.62 : x
  2. Step 2: Convert to fraction form
    360,794.84/497,949.70 = 207,803.62/x
  3. Step 3: Cross multiply
    360,794.84x = 497,949.70 × 207,803.62
  4. Step 4: Simplify right side
    360,794.84x = 103,475,750,237.91
  5. Step 5: Solve for x
    x = 103,475,750,237.91/360,794.84
  6. Step 6: Final answer
    x = 286,799.42

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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.