Home / 821,097.23-1,133,111.94-458,518.14

Finding the Fourth Proportional to 821,097.23, 1,133,111.94 and 458,518.14

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Solution

The fourth proportional to 821,097.23, 1,133,111.94 and 458,518.14 is: 632,753.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,097.23 : 1,133,111.94 = 458,518.14 : x
  2. Step 2: Convert to fraction form
    821,097.23/1,133,111.94 = 458,518.14/x
  3. Step 3: Cross multiply
    821,097.23x = 1,133,111.94 × 458,518.14
  4. Step 4: Simplify right side
    821,097.23x = 519,552,379,140.59
  5. Step 5: Solve for x
    x = 519,552,379,140.59/821,097.23
  6. Step 6: Final answer
    x = 632,753.79

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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.