Home / 628,219.26-942,338.88-154,904.76

Finding the Fourth Proportional to 628,219.26, 942,338.88 and 154,904.76

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Solution

The fourth proportional to 628,219.26, 942,338.88 and 154,904.76 is: 232,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,219.26 : 942,338.88 = 154,904.76 : x
  2. Step 2: Convert to fraction form
    628,219.26/942,338.88 = 154,904.76/x
  3. Step 3: Cross multiply
    628,219.26x = 942,338.88 × 154,904.76
  4. Step 4: Simplify right side
    628,219.26x = 145,972,778,045.07
  5. Step 5: Solve for x
    x = 145,972,778,045.07/628,219.26
  6. Step 6: Final answer
    x = 232,359.60

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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.