Home / 351,551.16-527,405.07-193,698.36

Finding the Fourth Proportional to 351,551.16, 527,405.07 and 193,698.36

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Solution

The fourth proportional to 351,551.16, 527,405.07 and 193,698.36 is: 290,590.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,551.16 : 527,405.07 = 193,698.36 : x
  2. Step 2: Convert to fraction form
    351,551.16/527,405.07 = 193,698.36/x
  3. Step 3: Cross multiply
    351,551.16x = 527,405.07 × 193,698.36
  4. Step 4: Simplify right side
    351,551.16x = 102,157,497,114.69
  5. Step 5: Solve for x
    x = 102,157,497,114.69/351,551.16
  6. Step 6: Final answer
    x = 290,590.70

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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.