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Finding the Fourth Proportional to 246,835.84, 370,114.08 and 78,324.16

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Solution

The fourth proportional to 246,835.84, 370,114.08 and 78,324.16 is: 117,441.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,835.84 : 370,114.08 = 78,324.16 : x
  2. Step 2: Convert to fraction form
    246,835.84/370,114.08 = 78,324.16/x
  3. Step 3: Cross multiply
    246,835.84x = 370,114.08 × 78,324.16
  4. Step 4: Simplify right side
    246,835.84x = 28,988,874,420.17
  5. Step 5: Solve for x
    x = 28,988,874,420.17/246,835.84
  6. Step 6: Final answer
    x = 117,441.92

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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.