Home / 885,548.52-1,329,030.54-459,205.56

Finding the Fourth Proportional to 885,548.52, 1,329,030.54 and 459,205.56

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Solution

The fourth proportional to 885,548.52, 1,329,030.54 and 459,205.56 is: 689,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,548.52 : 1,329,030.54 = 459,205.56 : x
  2. Step 2: Convert to fraction form
    885,548.52/1,329,030.54 = 459,205.56/x
  3. Step 3: Cross multiply
    885,548.52x = 1,329,030.54 × 459,205.56
  4. Step 4: Simplify right side
    885,548.52x = 610,298,213,377.80
  5. Step 5: Solve for x
    x = 610,298,213,377.80/885,548.52
  6. Step 6: Final answer
    x = 689,175.35

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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.