Home / 972,049.20-1,357,719.60-972,049.20

Finding the Fourth Proportional to 972,049.20, 1,357,719.60 and 972,049.20

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Solution

The fourth proportional to 972,049.20, 1,357,719.60 and 972,049.20 is: 1,357,719.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,049.20 : 1,357,719.60 = 972,049.20 : x
  2. Step 2: Convert to fraction form
    972,049.20/1,357,719.60 = 972,049.20/x
  3. Step 3: Cross multiply
    972,049.20x = 1,357,719.60 × 972,049.20
  4. Step 4: Simplify right side
    972,049.20x = 1,319,770,251,004.32
  5. Step 5: Solve for x
    x = 1,319,770,251,004.32/972,049.20
  6. Step 6: Final answer
    x = 1,357,719.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.