Home / 909,188.13-1,254,593.97-527,173.50

Finding the Fourth Proportional to 909,188.13, 1,254,593.97 and 527,173.50

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Solution

The fourth proportional to 909,188.13, 1,254,593.97 and 527,173.50 is: 727,449.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,188.13 : 1,254,593.97 = 527,173.50 : x
  2. Step 2: Convert to fraction form
    909,188.13/1,254,593.97 = 527,173.50/x
  3. Step 3: Cross multiply
    909,188.13x = 1,254,593.97 × 527,173.50
  4. Step 4: Simplify right side
    909,188.13x = 661,388,694,243.80
  5. Step 5: Solve for x
    x = 661,388,694,243.80/909,188.13
  6. Step 6: Final answer
    x = 727,449.77

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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.