Home / 746,086.14-1,029,598.70-406,554.39

Finding the Fourth Proportional to 746,086.14, 1,029,598.70 and 406,554.39

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Solution

The fourth proportional to 746,086.14, 1,029,598.70 and 406,554.39 is: 561,044.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,086.14 : 1,029,598.70 = 406,554.39 : x
  2. Step 2: Convert to fraction form
    746,086.14/1,029,598.70 = 406,554.39/x
  3. Step 3: Cross multiply
    746,086.14x = 1,029,598.70 × 406,554.39
  4. Step 4: Simplify right side
    746,086.14x = 418,587,869,390.52
  5. Step 5: Solve for x
    x = 418,587,869,390.52/746,086.14
  6. Step 6: Final answer
    x = 561,044.96

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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.