Home / 369,983.93-510,577.81-200,218.06

Finding the Fourth Proportional to 369,983.93, 510,577.81 and 200,218.06

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Solution

The fourth proportional to 369,983.93, 510,577.81 and 200,218.06 is: 276,300.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,983.93 : 510,577.81 = 200,218.06 : x
  2. Step 2: Convert to fraction form
    369,983.93/510,577.81 = 200,218.06/x
  3. Step 3: Cross multiply
    369,983.93x = 510,577.81 × 200,218.06
  4. Step 4: Simplify right side
    369,983.93x = 102,226,898,597.25
  5. Step 5: Solve for x
    x = 102,226,898,597.25/369,983.93
  6. Step 6: Final answer
    x = 276,300.92

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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.