Home / 1,179,668.79-1,769,215.53-326,718.27

Finding the Fourth Proportional to 1,179,668.79, 1,769,215.53 and 326,718.27

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Solution

The fourth proportional to 1,179,668.79, 1,769,215.53 and 326,718.27 is: 489,997.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,668.79 : 1,769,215.53 = 326,718.27 : x
  2. Step 2: Convert to fraction form
    1,179,668.79/1,769,215.53 = 326,718.27/x
  3. Step 3: Cross multiply
    1,179,668.79x = 1,769,215.53 × 326,718.27
  4. Step 4: Simplify right side
    1,179,668.79x = 578,035,037,218.73
  5. Step 5: Solve for x
    x = 578,035,037,218.73/1,179,668.79
  6. Step 6: Final answer
    x = 489,997.74

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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.