Home / 505,780.04-758,176.95-202,083.66

Finding the Fourth Proportional to 505,780.04, 758,176.95 and 202,083.66

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Solution

The fourth proportional to 505,780.04, 758,176.95 and 202,083.66 is: 302,928.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,780.04 : 758,176.95 = 202,083.66 : x
  2. Step 2: Convert to fraction form
    505,780.04/758,176.95 = 202,083.66/x
  3. Step 3: Cross multiply
    505,780.04x = 758,176.95 × 202,083.66
  4. Step 4: Simplify right side
    505,780.04x = 153,215,172,983.64
  5. Step 5: Solve for x
    x = 153,215,172,983.64/505,780.04
  6. Step 6: Final answer
    x = 302,928.47

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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.