Home / 258,846.30-385,534.76-247,329.18

Finding the Fourth Proportional to 258,846.30, 385,534.76 and 247,329.18

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Solution

The fourth proportional to 258,846.30, 385,534.76 and 247,329.18 is: 368,380.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,846.30 : 385,534.76 = 247,329.18 : x
  2. Step 2: Convert to fraction form
    258,846.30/385,534.76 = 247,329.18/x
  3. Step 3: Cross multiply
    258,846.30x = 385,534.76 × 247,329.18
  4. Step 4: Simplify right side
    258,846.30x = 95,353,994,815.65
  5. Step 5: Solve for x
    x = 95,353,994,815.65/258,846.30
  6. Step 6: Final answer
    x = 368,380.75

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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.