Home / 809,542.32-1,118,160.36-606,501.24

Finding the Fourth Proportional to 809,542.32, 1,118,160.36 and 606,501.24

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Solution

The fourth proportional to 809,542.32, 1,118,160.36 and 606,501.24 is: 837,714.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,542.32 : 1,118,160.36 = 606,501.24 : x
  2. Step 2: Convert to fraction form
    809,542.32/1,118,160.36 = 606,501.24/x
  3. Step 3: Cross multiply
    809,542.32x = 1,118,160.36 × 606,501.24
  4. Step 4: Simplify right side
    809,542.32x = 678,165,644,858.85
  5. Step 5: Solve for x
    x = 678,165,644,858.85/809,542.32
  6. Step 6: Final answer
    x = 837,714.88

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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.