Home / 808,416.12-1,115,693.12-604,112.30

Finding the Fourth Proportional to 808,416.12, 1,115,693.12 and 604,112.30

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Solution

The fourth proportional to 808,416.12, 1,115,693.12 and 604,112.30 is: 833,733.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,416.12 : 1,115,693.12 = 604,112.30 : x
  2. Step 2: Convert to fraction form
    808,416.12/1,115,693.12 = 604,112.30/x
  3. Step 3: Cross multiply
    808,416.12x = 1,115,693.12 × 604,112.30
  4. Step 4: Simplify right side
    808,416.12x = 674,003,936,817.38
  5. Step 5: Solve for x
    x = 674,003,936,817.38/808,416.12
  6. Step 6: Final answer
    x = 833,733.92

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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.