Home / 910,972.60-1,367,285.10-462,005.80

Finding the Fourth Proportional to 910,972.60, 1,367,285.10 and 462,005.80

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Solution

The fourth proportional to 910,972.60, 1,367,285.10 and 462,005.80 is: 693,427.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,972.60 : 1,367,285.10 = 462,005.80 : x
  2. Step 2: Convert to fraction form
    910,972.60/1,367,285.10 = 462,005.80/x
  3. Step 3: Cross multiply
    910,972.60x = 1,367,285.10 × 462,005.80
  4. Step 4: Simplify right side
    910,972.60x = 631,693,646,453.58
  5. Step 5: Solve for x
    x = 631,693,646,453.58/910,972.60
  6. Step 6: Final answer
    x = 693,427.71

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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.