Home / 673,726.30-1,010,052.87-389,093.02

Finding the Fourth Proportional to 673,726.30, 1,010,052.87 and 389,093.02

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Solution

The fourth proportional to 673,726.30, 1,010,052.87 and 389,093.02 is: 583,329.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,726.30 : 1,010,052.87 = 389,093.02 : x
  2. Step 2: Convert to fraction form
    673,726.30/1,010,052.87 = 389,093.02/x
  3. Step 3: Cross multiply
    673,726.30x = 1,010,052.87 × 389,093.02
  4. Step 4: Simplify right side
    673,726.30x = 393,004,521,547.97
  5. Step 5: Solve for x
    x = 393,004,521,547.97/673,726.30
  6. Step 6: Final answer
    x = 583,329.64

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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.