Home / 262,365.02-393,559.82-84,885.92

Finding the Fourth Proportional to 262,365.02, 393,559.82 and 84,885.92

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Solution

The fourth proportional to 262,365.02, 393,559.82 and 84,885.92 is: 127,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,365.02 : 393,559.82 = 84,885.92 : x
  2. Step 2: Convert to fraction form
    262,365.02/393,559.82 = 84,885.92/x
  3. Step 3: Cross multiply
    262,365.02x = 393,559.82 × 84,885.92
  4. Step 4: Simplify right side
    262,365.02x = 33,407,685,003.51
  5. Step 5: Solve for x
    x = 33,407,685,003.51/262,365.02
  6. Step 6: Final answer
    x = 127,332.85

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1.5x scale

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.