Home / 909,097.92-1,254,498.24-501,178.56

Finding the Fourth Proportional to 909,097.92, 1,254,498.24 and 501,178.56

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Solution

The fourth proportional to 909,097.92, 1,254,498.24 and 501,178.56 is: 691,595.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,097.92 : 1,254,498.24 = 501,178.56 : x
  2. Step 2: Convert to fraction form
    909,097.92/1,254,498.24 = 501,178.56/x
  3. Step 3: Cross multiply
    909,097.92x = 1,254,498.24 × 501,178.56
  4. Step 4: Simplify right side
    909,097.92x = 628,727,621,445.73
  5. Step 5: Solve for x
    x = 628,727,621,445.73/909,097.92
  6. Step 6: Final answer
    x = 691,595.05

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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.