Home / 849,736.72-1,172,651.58-462,563.24

Finding the Fourth Proportional to 849,736.72, 1,172,651.58 and 462,563.24

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Solution

The fourth proportional to 849,736.72, 1,172,651.58 and 462,563.24 is: 638,345.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,736.72 : 1,172,651.58 = 462,563.24 : x
  2. Step 2: Convert to fraction form
    849,736.72/1,172,651.58 = 462,563.24/x
  3. Step 3: Cross multiply
    849,736.72x = 1,172,651.58 × 462,563.24
  4. Step 4: Simplify right side
    849,736.72x = 542,425,514,235.92
  5. Step 5: Solve for x
    x = 542,425,514,235.92/849,736.72
  6. Step 6: Final answer
    x = 638,345.39

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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.