Home / 755,265.72-1,042,144.74-432,916.50

Finding the Fourth Proportional to 755,265.72, 1,042,144.74 and 432,916.50

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Solution

The fourth proportional to 755,265.72, 1,042,144.74 and 432,916.50 is: 597,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,265.72 : 1,042,144.74 = 432,916.50 : x
  2. Step 2: Convert to fraction form
    755,265.72/1,042,144.74 = 432,916.50/x
  3. Step 3: Cross multiply
    755,265.72x = 1,042,144.74 × 432,916.50
  4. Step 4: Simplify right side
    755,265.72x = 451,161,653,334.21
  5. Step 5: Solve for x
    x = 451,161,653,334.21/755,265.72
  6. Step 6: Final answer
    x = 597,354.87

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1.5x scale

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.