Home / 708,366.56-977,566.62-386,097.56

Finding the Fourth Proportional to 708,366.56, 977,566.62 and 386,097.56

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Solution

The fourth proportional to 708,366.56, 977,566.62 and 386,097.56 is: 532,825.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,366.56 : 977,566.62 = 386,097.56 : x
  2. Step 2: Convert to fraction form
    708,366.56/977,566.62 = 386,097.56/x
  3. Step 3: Cross multiply
    708,366.56x = 977,566.62 × 386,097.56
  4. Step 4: Simplify right side
    708,366.56x = 377,436,086,719.45
  5. Step 5: Solve for x
    x = 377,436,086,719.45/708,366.56
  6. Step 6: Final answer
    x = 532,825.95

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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.