Home / 372,282.10-557,807.55-214,234.90

Finding the Fourth Proportional to 372,282.10, 557,807.55 and 214,234.90

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Solution

The fourth proportional to 372,282.10, 557,807.55 and 214,234.90 is: 320,998.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,282.10 : 557,807.55 = 214,234.90 : x
  2. Step 2: Convert to fraction form
    372,282.10/557,807.55 = 214,234.90/x
  3. Step 3: Cross multiply
    372,282.10x = 557,807.55 × 214,234.90
  4. Step 4: Simplify right side
    372,282.10x = 119,501,844,693.50
  5. Step 5: Solve for x
    x = 119,501,844,693.50/372,282.10
  6. Step 6: Final answer
    x = 320,998.09

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1.5x scale

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.