Home / 1,066,311.65-1,599,467.47-356,339.69

Finding the Fourth Proportional to 1,066,311.65, 1,599,467.47 and 356,339.69

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Solution

The fourth proportional to 1,066,311.65, 1,599,467.47 and 356,339.69 is: 534,509.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,311.65 : 1,599,467.47 = 356,339.69 : x
  2. Step 2: Convert to fraction form
    1,066,311.65/1,599,467.47 = 356,339.69/x
  3. Step 3: Cross multiply
    1,066,311.65x = 1,599,467.47 × 356,339.69
  4. Step 4: Simplify right side
    1,066,311.65x = 569,953,734,427.55
  5. Step 5: Solve for x
    x = 569,953,734,427.55/1,066,311.65
  6. Step 6: Final answer
    x = 534,509.53

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Double scale
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Similar ratio
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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.