Home / 628,349.30-942,555.10-179,136.36

Finding the Fourth Proportional to 628,349.30, 942,555.10 and 179,136.36

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Solution

The fourth proportional to 628,349.30, 942,555.10 and 179,136.36 is: 268,713.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,349.30 : 942,555.10 = 179,136.36 : x
  2. Step 2: Convert to fraction form
    628,349.30/942,555.10 = 179,136.36/x
  3. Step 3: Cross multiply
    628,349.30x = 942,555.10 × 179,136.36
  4. Step 4: Simplify right side
    628,349.30x = 168,845,889,713.44
  5. Step 5: Solve for x
    x = 168,845,889,713.44/628,349.30
  6. Step 6: Final answer
    x = 268,713.42

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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.