Home / 431,610.02-595,608.79-238,017.63

Finding the Fourth Proportional to 431,610.02, 595,608.79 and 238,017.63

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Solution

The fourth proportional to 431,610.02, 595,608.79 and 238,017.63 is: 328,457.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,610.02 : 595,608.79 = 238,017.63 : x
  2. Step 2: Convert to fraction form
    431,610.02/595,608.79 = 238,017.63/x
  3. Step 3: Cross multiply
    431,610.02x = 595,608.79 × 238,017.63
  4. Step 4: Simplify right side
    431,610.02x = 141,765,392,900.49
  5. Step 5: Solve for x
    x = 141,765,392,900.49/431,610.02
  6. Step 6: Final answer
    x = 328,457.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.