Home / 972,945.04-1,342,651.44-543,232.48

Finding the Fourth Proportional to 972,945.04, 1,342,651.44 and 543,232.48

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Solution

The fourth proportional to 972,945.04, 1,342,651.44 and 543,232.48 is: 749,653.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,945.04 : 1,342,651.44 = 543,232.48 : x
  2. Step 2: Convert to fraction form
    972,945.04/1,342,651.44 = 543,232.48/x
  3. Step 3: Cross multiply
    972,945.04x = 1,342,651.44 × 543,232.48
  4. Step 4: Simplify right side
    972,945.04x = 729,371,871,526.77
  5. Step 5: Solve for x
    x = 729,371,871,526.77/972,945.04
  6. Step 6: Final answer
    x = 749,653.72

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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.