Home / 258,195.04-384,697.44-243,691.70

Finding the Fourth Proportional to 258,195.04, 384,697.44 and 243,691.70

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Solution

The fourth proportional to 258,195.04, 384,697.44 and 243,691.70 is: 363,088.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,195.04 : 384,697.44 = 243,691.70 : x
  2. Step 2: Convert to fraction form
    258,195.04/384,697.44 = 243,691.70/x
  3. Step 3: Cross multiply
    258,195.04x = 384,697.44 × 243,691.70
  4. Step 4: Simplify right side
    258,195.04x = 93,747,571,215.76
  5. Step 5: Solve for x
    x = 93,747,571,215.76/258,195.04
  6. Step 6: Final answer
    x = 363,088.20

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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.