Home / 743,055.12-1,114,624.80-237,660.48

Finding the Fourth Proportional to 743,055.12, 1,114,624.80 and 237,660.48

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Solution

The fourth proportional to 743,055.12, 1,114,624.80 and 237,660.48 is: 356,504.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,055.12 : 1,114,624.80 = 237,660.48 : x
  2. Step 2: Convert to fraction form
    743,055.12/1,114,624.80 = 237,660.48/x
  3. Step 3: Cross multiply
    743,055.12x = 1,114,624.80 × 237,660.48
  4. Step 4: Simplify right side
    743,055.12x = 264,902,264,987.90
  5. Step 5: Solve for x
    x = 264,902,264,987.90/743,055.12
  6. Step 6: Final answer
    x = 356,504.19

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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.