Home / 1,065,115.58-1,597,673.60-266,397.21

Finding the Fourth Proportional to 1,065,115.58, 1,597,673.60 and 266,397.21

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Solution

The fourth proportional to 1,065,115.58, 1,597,673.60 and 266,397.21 is: 399,595.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,115.58 : 1,597,673.60 = 266,397.21 : x
  2. Step 2: Convert to fraction form
    1,065,115.58/1,597,673.60 = 266,397.21/x
  3. Step 3: Cross multiply
    1,065,115.58x = 1,597,673.60 × 266,397.21
  4. Step 4: Simplify right side
    1,065,115.58x = 425,615,789,530.66
  5. Step 5: Solve for x
    x = 425,615,789,530.66/1,065,115.58
  6. Step 6: Final answer
    x = 399,595.87

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Double scale
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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.