Home / 972,178.62-1,458,338.00-373,139.78

Finding the Fourth Proportional to 972,178.62, 1,458,338.00 and 373,139.78

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Solution

The fourth proportional to 972,178.62, 1,458,338.00 and 373,139.78 is: 559,736.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,178.62 : 1,458,338.00 = 373,139.78 : x
  2. Step 2: Convert to fraction form
    972,178.62/1,458,338.00 = 373,139.78/x
  3. Step 3: Cross multiply
    972,178.62x = 1,458,338.00 × 373,139.78
  4. Step 4: Simplify right side
    972,178.62x = 544,163,911,328.25
  5. Step 5: Solve for x
    x = 544,163,911,328.25/972,178.62
  6. Step 6: Final answer
    x = 559,736.56

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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.