Home / 830,975.77-1,246,101.65-441,396.93

Finding the Fourth Proportional to 830,975.77, 1,246,101.65 and 441,396.93

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Solution

The fourth proportional to 830,975.77, 1,246,101.65 and 441,396.93 is: 661,903.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,975.77 : 1,246,101.65 = 441,396.93 : x
  2. Step 2: Convert to fraction form
    830,975.77/1,246,101.65 = 441,396.93/x
  3. Step 3: Cross multiply
    830,975.77x = 1,246,101.65 × 441,396.93
  4. Step 4: Simplify right side
    830,975.77x = 550,025,442,777.93
  5. Step 5: Solve for x
    x = 550,025,442,777.93/830,975.77
  6. Step 6: Final answer
    x = 661,903.11

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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.