Home / 933,277.12-1,287,993.28-565,861.12

Finding the Fourth Proportional to 933,277.12, 1,287,993.28 and 565,861.12

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Solution

The fourth proportional to 933,277.12, 1,287,993.28 and 565,861.12 is: 780,931.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,277.12 : 1,287,993.28 = 565,861.12 : x
  2. Step 2: Convert to fraction form
    933,277.12/1,287,993.28 = 565,861.12/x
  3. Step 3: Cross multiply
    933,277.12x = 1,287,993.28 × 565,861.12
  4. Step 4: Simplify right side
    933,277.12x = 728,825,319,973.27
  5. Step 5: Solve for x
    x = 728,825,319,973.27/933,277.12
  6. Step 6: Final answer
    x = 780,931.31

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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.