Home / 527,388.64-727,744.19-294,772.03

Finding the Fourth Proportional to 527,388.64, 727,744.19 and 294,772.03

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Solution

The fourth proportional to 527,388.64, 727,744.19 and 294,772.03 is: 406,756.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,388.64 : 727,744.19 = 294,772.03 : x
  2. Step 2: Convert to fraction form
    527,388.64/727,744.19 = 294,772.03/x
  3. Step 3: Cross multiply
    527,388.64x = 727,744.19 × 294,772.03
  4. Step 4: Simplify right side
    527,388.64x = 214,518,628,913.79
  5. Step 5: Solve for x
    x = 214,518,628,913.79/527,388.64
  6. Step 6: Final answer
    x = 406,756.26

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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.