Home / 1,289,727.37-1,934,588.71-343,098.10

Finding the Fourth Proportional to 1,289,727.37, 1,934,588.71 and 343,098.10

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Solution

The fourth proportional to 1,289,727.37, 1,934,588.71 and 343,098.10 is: 514,646.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,727.37 : 1,934,588.71 = 343,098.10 : x
  2. Step 2: Convert to fraction form
    1,289,727.37/1,934,588.71 = 343,098.10/x
  3. Step 3: Cross multiply
    1,289,727.37x = 1,934,588.71 × 343,098.10
  4. Step 4: Simplify right side
    1,289,727.37x = 663,753,710,682.45
  5. Step 5: Solve for x
    x = 663,753,710,682.45/1,289,727.37
  6. Step 6: Final answer
    x = 514,646.53

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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.