Home / 394,600.06-544,547.37-213,312.10

Finding the Fourth Proportional to 394,600.06, 544,547.37 and 213,312.10

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Solution

The fourth proportional to 394,600.06, 544,547.37 and 213,312.10 is: 294,370.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,600.06 : 544,547.37 = 213,312.10 : x
  2. Step 2: Convert to fraction form
    394,600.06/544,547.37 = 213,312.10/x
  3. Step 3: Cross multiply
    394,600.06x = 544,547.37 × 213,312.10
  4. Step 4: Simplify right side
    394,600.06x = 116,158,543,044.18
  5. Step 5: Solve for x
    x = 116,158,543,044.18/394,600.06
  6. Step 6: Final answer
    x = 294,370.31

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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.