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Finding the Fourth Proportional to 535,441.39, 802,953.71 and 269,016.19

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Solution

The fourth proportional to 535,441.39, 802,953.71 and 269,016.19 is: 403,419.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,441.39 : 802,953.71 = 269,016.19 : x
  2. Step 2: Convert to fraction form
    535,441.39/802,953.71 = 269,016.19/x
  3. Step 3: Cross multiply
    535,441.39x = 802,953.71 × 269,016.19
  4. Step 4: Simplify right side
    535,441.39x = 216,007,545,466.91
  5. Step 5: Solve for x
    x = 216,007,545,466.91/535,441.39
  6. Step 6: Final answer
    x = 403,419.59

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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.