Home / 672,837.93-1,008,114.39-406,037.82

Finding the Fourth Proportional to 672,837.93, 1,008,114.39 and 406,037.82

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Solution

The fourth proportional to 672,837.93, 1,008,114.39 and 406,037.82 is: 608,367.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,837.93 : 1,008,114.39 = 406,037.82 : x
  2. Step 2: Convert to fraction form
    672,837.93/1,008,114.39 = 406,037.82/x
  3. Step 3: Cross multiply
    672,837.93x = 1,008,114.39 × 406,037.82
  4. Step 4: Simplify right side
    672,837.93x = 409,332,569,226.23
  5. Step 5: Solve for x
    x = 409,332,569,226.23/672,837.93
  6. Step 6: Final answer
    x = 608,367.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.