Home / 1,283,530.80-1,925,296.20-336,997.20

Finding the Fourth Proportional to 1,283,530.80, 1,925,296.20 and 336,997.20

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Solution

The fourth proportional to 1,283,530.80, 1,925,296.20 and 336,997.20 is: 505,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,530.80 : 1,925,296.20 = 336,997.20 : x
  2. Step 2: Convert to fraction form
    1,283,530.80/1,925,296.20 = 336,997.20/x
  3. Step 3: Cross multiply
    1,283,530.80x = 1,925,296.20 × 336,997.20
  4. Step 4: Simplify right side
    1,283,530.80x = 648,819,428,570.64
  5. Step 5: Solve for x
    x = 648,819,428,570.64/1,283,530.80
  6. Step 6: Final answer
    x = 505,495.80

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1.5x scale

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.