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Finding the Fourth Proportional to 628,597.68, 942,927.60 and 179,384.68

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Solution

The fourth proportional to 628,597.68, 942,927.60 and 179,384.68 is: 269,085.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,597.68 : 942,927.60 = 179,384.68 : x
  2. Step 2: Convert to fraction form
    628,597.68/942,927.60 = 179,384.68/x
  3. Step 3: Cross multiply
    628,597.68x = 942,927.60 × 179,384.68
  4. Step 4: Simplify right side
    628,597.68x = 169,146,765,789.17
  5. Step 5: Solve for x
    x = 169,146,765,789.17/628,597.68
  6. Step 6: Final answer
    x = 269,085.89

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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.