Home / 572,280.53-858,412.05-193,467.36

Finding the Fourth Proportional to 572,280.53, 858,412.05 and 193,467.36

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Solution

The fourth proportional to 572,280.53, 858,412.05 and 193,467.36 is: 290,198.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,280.53 : 858,412.05 = 193,467.36 : x
  2. Step 2: Convert to fraction form
    572,280.53/858,412.05 = 193,467.36/x
  3. Step 3: Cross multiply
    572,280.53x = 858,412.05 × 193,467.36
  4. Step 4: Simplify right side
    572,280.53x = 166,074,713,105.69
  5. Step 5: Solve for x
    x = 166,074,713,105.69/572,280.53
  6. Step 6: Final answer
    x = 290,198.08

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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.