Home / 537,420.96-805,405.14-204,815.52

Finding the Fourth Proportional to 537,420.96, 805,405.14 and 204,815.52

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Solution

The fourth proportional to 537,420.96, 805,405.14 and 204,815.52 is: 306,946.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,420.96 : 805,405.14 = 204,815.52 : x
  2. Step 2: Convert to fraction form
    537,420.96/805,405.14 = 204,815.52/x
  3. Step 3: Cross multiply
    537,420.96x = 805,405.14 × 204,815.52
  4. Step 4: Simplify right side
    537,420.96x = 164,959,472,559.77
  5. Step 5: Solve for x
    x = 164,959,472,559.77/537,420.96
  6. Step 6: Final answer
    x = 306,946.48

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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.