Home / 330,875.44-456,564.84-187,583.12

Finding the Fourth Proportional to 330,875.44, 456,564.84 and 187,583.12

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Solution

The fourth proportional to 330,875.44, 456,564.84 and 187,583.12 is: 258,840.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,875.44 : 456,564.84 = 187,583.12 : x
  2. Step 2: Convert to fraction form
    330,875.44/456,564.84 = 187,583.12/x
  3. Step 3: Cross multiply
    330,875.44x = 456,564.84 × 187,583.12
  4. Step 4: Simplify right side
    330,875.44x = 85,643,857,169.50
  5. Step 5: Solve for x
    x = 85,643,857,169.50/330,875.44
  6. Step 6: Final answer
    x = 258,840.18

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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.