Home / 628,221.26-942,341.88-154,906.76

Finding the Fourth Proportional to 628,221.26, 942,341.88 and 154,906.76

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Solution

The fourth proportional to 628,221.26, 942,341.88 and 154,906.76 is: 232,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,221.26 : 942,341.88 = 154,906.76 : x
  2. Step 2: Convert to fraction form
    628,221.26/942,341.88 = 154,906.76/x
  3. Step 3: Cross multiply
    628,221.26x = 942,341.88 × 154,906.76
  4. Step 4: Simplify right side
    628,221.26x = 145,975,127,443.11
  5. Step 5: Solve for x
    x = 145,975,127,443.11/628,221.26
  6. Step 6: Final answer
    x = 232,362.60

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1.5x scale

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.