Home / 892,010.21-1,230,509.11-547,923.69

Finding the Fourth Proportional to 892,010.21, 1,230,509.11 and 547,923.69

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Solution

The fourth proportional to 892,010.21, 1,230,509.11 and 547,923.69 is: 755,849.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,010.21 : 1,230,509.11 = 547,923.69 : x
  2. Step 2: Convert to fraction form
    892,010.21/1,230,509.11 = 547,923.69/x
  3. Step 3: Cross multiply
    892,010.21x = 1,230,509.11 × 547,923.69
  4. Step 4: Simplify right side
    892,010.21x = 674,225,092,129.82
  5. Step 5: Solve for x
    x = 674,225,092,129.82/892,010.21
  6. Step 6: Final answer
    x = 755,849.08

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Double scale
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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.