Home / 933,276.12-1,287,991.90-565,860.12

Finding the Fourth Proportional to 933,276.12, 1,287,991.90 and 565,860.12

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Solution

The fourth proportional to 933,276.12, 1,287,991.90 and 565,860.12 is: 780,929.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,276.12 : 1,287,991.90 = 565,860.12 : x
  2. Step 2: Convert to fraction form
    933,276.12/1,287,991.90 = 565,860.12/x
  3. Step 3: Cross multiply
    933,276.12x = 1,287,991.90 × 565,860.12
  4. Step 4: Simplify right side
    933,276.12x = 728,823,251,093.03
  5. Step 5: Solve for x
    x = 728,823,251,093.03/933,276.12
  6. Step 6: Final answer
    x = 780,929.93

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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.