Home / 704,356.83-1,056,496.37-515,011.23

Finding the Fourth Proportional to 704,356.83, 1,056,496.37 and 515,011.23

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Solution

The fourth proportional to 704,356.83, 1,056,496.37 and 515,011.23 is: 772,488.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,356.83 : 1,056,496.37 = 515,011.23 : x
  2. Step 2: Convert to fraction form
    704,356.83/1,056,496.37 = 515,011.23/x
  3. Step 3: Cross multiply
    704,356.83x = 1,056,496.37 × 515,011.23
  4. Step 4: Simplify right side
    704,356.83x = 544,107,492,429.18
  5. Step 5: Solve for x
    x = 544,107,492,429.18/704,356.83
  6. Step 6: Final answer
    x = 772,488.42

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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.