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Finding the Fourth Proportional to 531,767.28, 797,801.64 and 216,450.48

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Solution

The fourth proportional to 531,767.28, 797,801.64 and 216,450.48 is: 324,737.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,767.28 : 797,801.64 = 216,450.48 : x
  2. Step 2: Convert to fraction form
    531,767.28/797,801.64 = 216,450.48/x
  3. Step 3: Cross multiply
    531,767.28x = 797,801.64 × 216,450.48
  4. Step 4: Simplify right side
    531,767.28x = 172,684,547,922.79
  5. Step 5: Solve for x
    x = 172,684,547,922.79/531,767.28
  6. Step 6: Final answer
    x = 324,737.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.