Home / 621,811.71-932,714.10-537,314.94

Finding the Fourth Proportional to 621,811.71, 932,714.10 and 537,314.94

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Solution

The fourth proportional to 621,811.71, 932,714.10 and 537,314.94 is: 805,969.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,811.71 : 932,714.10 = 537,314.94 : x
  2. Step 2: Convert to fraction form
    621,811.71/932,714.10 = 537,314.94/x
  3. Step 3: Cross multiply
    621,811.71x = 932,714.10 × 537,314.94
  4. Step 4: Simplify right side
    621,811.71x = 501,161,220,678.65
  5. Step 5: Solve for x
    x = 501,161,220,678.65/621,811.71
  6. Step 6: Final answer
    x = 805,969.42

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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.