Home / 374,932.14-517,406.34-205,166.28

Finding the Fourth Proportional to 374,932.14, 517,406.34 and 205,166.28

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Solution

The fourth proportional to 374,932.14, 517,406.34 and 205,166.28 is: 283,129.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,932.14 : 517,406.34 = 205,166.28 : x
  2. Step 2: Convert to fraction form
    374,932.14/517,406.34 = 205,166.28/x
  3. Step 3: Cross multiply
    374,932.14x = 517,406.34 × 205,166.28
  4. Step 4: Simplify right side
    374,932.14x = 106,154,334,026.22
  5. Step 5: Solve for x
    x = 106,154,334,026.22/374,932.14
  6. Step 6: Final answer
    x = 283,129.46

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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.