Home / 501,723.14-692,379.81-272,280.44

Finding the Fourth Proportional to 501,723.14, 692,379.81 and 272,280.44

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Solution

The fourth proportional to 501,723.14, 692,379.81 and 272,280.44 is: 375,748.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,723.14 : 692,379.81 = 272,280.44 : x
  2. Step 2: Convert to fraction form
    501,723.14/692,379.81 = 272,280.44/x
  3. Step 3: Cross multiply
    501,723.14x = 692,379.81 × 272,280.44
  4. Step 4: Simplify right side
    501,723.14x = 188,521,479,313.92
  5. Step 5: Solve for x
    x = 188,521,479,313.92/501,723.14
  6. Step 6: Final answer
    x = 375,748.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.