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Finding the Fourth Proportional to 323,547.66, 446,529.16 and 194,528.34

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Solution

The fourth proportional to 323,547.66, 446,529.16 and 194,528.34 is: 268,469.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,547.66 : 446,529.16 = 194,528.34 : x
  2. Step 2: Convert to fraction form
    323,547.66/446,529.16 = 194,528.34/x
  3. Step 3: Cross multiply
    323,547.66x = 446,529.16 × 194,528.34
  4. Step 4: Simplify right side
    323,547.66x = 86,862,576,256.39
  5. Step 5: Solve for x
    x = 86,862,576,256.39/323,547.66
  6. Step 6: Final answer
    x = 268,469.18

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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.