Home / 374,848.80-517,303.68-205,079.04

Finding the Fourth Proportional to 374,848.80, 517,303.68 and 205,079.04

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Solution

The fourth proportional to 374,848.80, 517,303.68 and 205,079.04 is: 283,015.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,848.80 : 517,303.68 = 205,079.04 : x
  2. Step 2: Convert to fraction form
    374,848.80/517,303.68 = 205,079.04/x
  3. Step 3: Cross multiply
    374,848.80x = 517,303.68 × 205,079.04
  4. Step 4: Simplify right side
    374,848.80x = 106,088,142,082.87
  5. Step 5: Solve for x
    x = 106,088,142,082.87/374,848.80
  6. Step 6: Final answer
    x = 283,015.82

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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.