Home / 856,676.91-1,182,214.09-474,703.69

Finding the Fourth Proportional to 856,676.91, 1,182,214.09 and 474,703.69

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Solution

The fourth proportional to 856,676.91, 1,182,214.09 and 474,703.69 is: 655,091.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,676.91 : 1,182,214.09 = 474,703.69 : x
  2. Step 2: Convert to fraction form
    856,676.91/1,182,214.09 = 474,703.69/x
  3. Step 3: Cross multiply
    856,676.91x = 1,182,214.09 × 474,703.69
  4. Step 4: Simplify right side
    856,676.91x = 561,201,388,077.28
  5. Step 5: Solve for x
    x = 561,201,388,077.28/856,676.91
  6. Step 6: Final answer
    x = 655,091.06

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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.