Home / 994,991.76-1,373,125.32-565,345.08

Finding the Fourth Proportional to 994,991.76, 1,373,125.32 and 565,345.08

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Solution

The fourth proportional to 994,991.76, 1,373,125.32 and 565,345.08 is: 780,197.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,991.76 : 1,373,125.32 = 565,345.08 : x
  2. Step 2: Convert to fraction form
    994,991.76/1,373,125.32 = 565,345.08/x
  3. Step 3: Cross multiply
    994,991.76x = 1,373,125.32 × 565,345.08
  4. Step 4: Simplify right side
    994,991.76x = 776,289,643,885.43
  5. Step 5: Solve for x
    x = 776,289,643,885.43/994,991.76
  6. Step 6: Final answer
    x = 780,197.06

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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.