Home / 353,118.59-487,306.73-191,973.75

Finding the Fourth Proportional to 353,118.59, 487,306.73 and 191,973.75

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Solution

The fourth proportional to 353,118.59, 487,306.73 and 191,973.75 is: 264,925.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,118.59 : 487,306.73 = 191,973.75 : x
  2. Step 2: Convert to fraction form
    353,118.59/487,306.73 = 191,973.75/x
  3. Step 3: Cross multiply
    353,118.59x = 487,306.73 × 191,973.75
  4. Step 4: Simplify right side
    353,118.59x = 93,550,099,010.87
  5. Step 5: Solve for x
    x = 93,550,099,010.87/353,118.59
  6. Step 6: Final answer
    x = 264,925.44

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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.