Home / 732,440.38-1,010,767.58-405,774.62

Finding the Fourth Proportional to 732,440.38, 1,010,767.58 and 405,774.62

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Solution

The fourth proportional to 732,440.38, 1,010,767.58 and 405,774.62 is: 559,968.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,440.38 : 1,010,767.58 = 405,774.62 : x
  2. Step 2: Convert to fraction form
    732,440.38/1,010,767.58 = 405,774.62/x
  3. Step 3: Cross multiply
    732,440.38x = 1,010,767.58 × 405,774.62
  4. Step 4: Simplify right side
    732,440.38x = 410,143,823,600.11
  5. Step 5: Solve for x
    x = 410,143,823,600.11/732,440.38
  6. Step 6: Final answer
    x = 559,968.89

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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.