Home / 969,970.56-1,338,595.44-534,405.60

Finding the Fourth Proportional to 969,970.56, 1,338,595.44 and 534,405.60

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Solution

The fourth proportional to 969,970.56, 1,338,595.44 and 534,405.60 is: 737,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,970.56 : 1,338,595.44 = 534,405.60 : x
  2. Step 2: Convert to fraction form
    969,970.56/1,338,595.44 = 534,405.60/x
  3. Step 3: Cross multiply
    969,970.56x = 1,338,595.44 × 534,405.60
  4. Step 4: Simplify right side
    969,970.56x = 715,352,899,270.46
  5. Step 5: Solve for x
    x = 715,352,899,270.46/969,970.56
  6. Step 6: Final answer
    x = 737,499.60

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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.