Home / 1,009,574.11-1,514,653.31-326,446.39

Finding the Fourth Proportional to 1,009,574.11, 1,514,653.31 and 326,446.39

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Solution

The fourth proportional to 1,009,574.11, 1,514,653.31 and 326,446.39 is: 489,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,574.11 : 1,514,653.31 = 326,446.39 : x
  2. Step 2: Convert to fraction form
    1,009,574.11/1,514,653.31 = 326,446.39/x
  3. Step 3: Cross multiply
    1,009,574.11x = 1,514,653.31 × 326,446.39
  4. Step 4: Simplify right side
    1,009,574.11x = 494,453,105,151.05
  5. Step 5: Solve for x
    x = 494,453,105,151.05/1,009,574.11
  6. Step 6: Final answer
    x = 489,764.05

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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.