Home / 776,203.20-1,071,084.24-436,664.16

Finding the Fourth Proportional to 776,203.20, 1,071,084.24 and 436,664.16

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Solution

The fourth proportional to 776,203.20, 1,071,084.24 and 436,664.16 is: 602,553.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,203.20 : 1,071,084.24 = 436,664.16 : x
  2. Step 2: Convert to fraction form
    776,203.20/1,071,084.24 = 436,664.16/x
  3. Step 3: Cross multiply
    776,203.20x = 1,071,084.24 × 436,664.16
  4. Step 4: Simplify right side
    776,203.20x = 467,704,099,948.84
  5. Step 5: Solve for x
    x = 467,704,099,948.84/776,203.20
  6. Step 6: Final answer
    x = 602,553.69

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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.