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Finding the Fourth Proportional to 356,612.76, 492,045.12 and 241,907.04

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Solution

The fourth proportional to 356,612.76, 492,045.12 and 241,907.04 is: 333,777.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,612.76 : 492,045.12 = 241,907.04 : x
  2. Step 2: Convert to fraction form
    356,612.76/492,045.12 = 241,907.04/x
  3. Step 3: Cross multiply
    356,612.76x = 492,045.12 × 241,907.04
  4. Step 4: Simplify right side
    356,612.76x = 119,029,178,525.65
  5. Step 5: Solve for x
    x = 119,029,178,525.65/356,612.76
  6. Step 6: Final answer
    x = 333,777.12

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1.5x scale

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.