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Finding the Fourth Proportional to 246,547.84, 368,038.20 and 216,654.34

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Solution

The fourth proportional to 246,547.84, 368,038.20 and 216,654.34 is: 323,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,547.84 : 368,038.20 = 216,654.34 : x
  2. Step 2: Convert to fraction form
    246,547.84/368,038.20 = 216,654.34/x
  3. Step 3: Cross multiply
    246,547.84x = 368,038.20 × 216,654.34
  4. Step 4: Simplify right side
    246,547.84x = 79,737,073,315.79
  5. Step 5: Solve for x
    x = 79,737,073,315.79/246,547.84
  6. Step 6: Final answer
    x = 323,414.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.