Home / 503,938.89-695,435.69-277,584.39

Finding the Fourth Proportional to 503,938.89, 695,435.69 and 277,584.39

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Solution

The fourth proportional to 503,938.89, 695,435.69 and 277,584.39 is: 383,066.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,938.89 : 695,435.69 = 277,584.39 : x
  2. Step 2: Convert to fraction form
    503,938.89/695,435.69 = 277,584.39/x
  3. Step 3: Cross multiply
    503,938.89x = 695,435.69 × 277,584.39
  4. Step 4: Simplify right side
    503,938.89x = 193,042,092,486.84
  5. Step 5: Solve for x
    x = 193,042,092,486.84/503,938.89
  6. Step 6: Final answer
    x = 383,066.47

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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.