Home / 776,521.59-1,164,975.57-617,198.64

Finding the Fourth Proportional to 776,521.59, 1,164,975.57 and 617,198.64

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Solution

The fourth proportional to 776,521.59, 1,164,975.57 and 617,198.64 is: 925,951.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,521.59 : 1,164,975.57 = 617,198.64 : x
  2. Step 2: Convert to fraction form
    776,521.59/1,164,975.57 = 617,198.64/x
  3. Step 3: Cross multiply
    776,521.59x = 1,164,975.57 × 617,198.64
  4. Step 4: Simplify right side
    776,521.59x = 719,021,337,437.23
  5. Step 5: Solve for x
    x = 719,021,337,437.23/776,521.59
  6. Step 6: Final answer
    x = 925,951.51

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1.5x scale

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.