Home / 824,573.38-1,137,408.30-545,169.58

Finding the Fourth Proportional to 824,573.38, 1,137,408.30 and 545,169.58

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Solution

The fourth proportional to 824,573.38, 1,137,408.30 and 545,169.58 is: 752,001.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,573.38 : 1,137,408.30 = 545,169.58 : x
  2. Step 2: Convert to fraction form
    824,573.38/1,137,408.30 = 545,169.58/x
  3. Step 3: Cross multiply
    824,573.38x = 1,137,408.30 × 545,169.58
  4. Step 4: Simplify right side
    824,573.38x = 620,080,405,199.51
  5. Step 5: Solve for x
    x = 620,080,405,199.51/824,573.38
  6. Step 6: Final answer
    x = 752,001.48

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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.