Home / 937,247.20-1,406,054.40-305,991.52

Finding the Fourth Proportional to 937,247.20, 1,406,054.40 and 305,991.52

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Solution

The fourth proportional to 937,247.20, 1,406,054.40 and 305,991.52 is: 459,047.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,247.20 : 1,406,054.40 = 305,991.52 : x
  2. Step 2: Convert to fraction form
    937,247.20/1,406,054.40 = 305,991.52/x
  3. Step 3: Cross multiply
    937,247.20x = 1,406,054.40 × 305,991.52
  4. Step 4: Simplify right side
    937,247.20x = 430,240,723,058.69
  5. Step 5: Solve for x
    x = 430,240,723,058.69/937,247.20
  6. Step 6: Final answer
    x = 459,047.22

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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.