Home / 318,033.09-438,863.27-174,802.41

Finding the Fourth Proportional to 318,033.09, 438,863.27 and 174,802.41

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Solution

The fourth proportional to 318,033.09, 438,863.27 and 174,802.41 is: 241,215.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,033.09 : 438,863.27 = 174,802.41 : x
  2. Step 2: Convert to fraction form
    318,033.09/438,863.27 = 174,802.41/x
  3. Step 3: Cross multiply
    318,033.09x = 438,863.27 × 174,802.41
  4. Step 4: Simplify right side
    318,033.09x = 76,714,356,382.47
  5. Step 5: Solve for x
    x = 76,714,356,382.47/318,033.09
  6. Step 6: Final answer
    x = 241,215.01

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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.