Home / 869,950.58-1,200,529.36-482,824.45

Finding the Fourth Proportional to 869,950.58, 1,200,529.36 and 482,824.45

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Solution

The fourth proportional to 869,950.58, 1,200,529.36 and 482,824.45 is: 666,296.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,950.58 : 1,200,529.36 = 482,824.45 : x
  2. Step 2: Convert to fraction form
    869,950.58/1,200,529.36 = 482,824.45/x
  3. Step 3: Cross multiply
    869,950.58x = 1,200,529.36 × 482,824.45
  4. Step 4: Simplify right side
    869,950.58x = 579,644,927,950.85
  5. Step 5: Solve for x
    x = 579,644,927,950.85/869,950.58
  6. Step 6: Final answer
    x = 666,296.39

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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.