Home / 615,911.22-923,886.27-195,190.74

Finding the Fourth Proportional to 615,911.22, 923,886.27 and 195,190.74

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Solution

The fourth proportional to 615,911.22, 923,886.27 and 195,190.74 is: 292,792.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,911.22 : 923,886.27 = 195,190.74 : x
  2. Step 2: Convert to fraction form
    615,911.22/923,886.27 = 195,190.74/x
  3. Step 3: Cross multiply
    615,911.22x = 923,886.27 × 195,190.74
  4. Step 4: Simplify right side
    615,911.22x = 180,334,044,717.14
  5. Step 5: Solve for x
    x = 180,334,044,717.14/615,911.22
  6. Step 6: Final answer
    x = 292,792.27

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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.