Home / 923,226.90-1,272,527.88-617,191.47

Finding the Fourth Proportional to 923,226.90, 1,272,527.88 and 617,191.47

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Solution

The fourth proportional to 923,226.90, 1,272,527.88 and 617,191.47 is: 850,704.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,226.90 : 1,272,527.88 = 617,191.47 : x
  2. Step 2: Convert to fraction form
    923,226.90/1,272,527.88 = 617,191.47/x
  3. Step 3: Cross multiply
    923,226.90x = 1,272,527.88 × 617,191.47
  4. Step 4: Simplify right side
    923,226.90x = 785,393,352,873.18
  5. Step 5: Solve for x
    x = 785,393,352,873.18/923,226.90
  6. Step 6: Final answer
    x = 850,704.58

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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.