Home / 514,979.74-710,647.27-285,546.35

Finding the Fourth Proportional to 514,979.74, 710,647.27 and 285,546.35

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Solution

The fourth proportional to 514,979.74, 710,647.27 and 285,546.35 is: 394,040.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,979.74 : 710,647.27 = 285,546.35 : x
  2. Step 2: Convert to fraction form
    514,979.74/710,647.27 = 285,546.35/x
  3. Step 3: Cross multiply
    514,979.74x = 710,647.27 × 285,546.35
  4. Step 4: Simplify right side
    514,979.74x = 202,922,730,532.73
  5. Step 5: Solve for x
    x = 202,922,730,532.73/514,979.74
  6. Step 6: Final answer
    x = 394,040.22

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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.