Home / 941,795.78-1,412,662.08-409,316.77

Finding the Fourth Proportional to 941,795.78, 1,412,662.08 and 409,316.77

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Solution

The fourth proportional to 941,795.78, 1,412,662.08 and 409,316.77 is: 613,961.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,795.78 : 1,412,662.08 = 409,316.77 : x
  2. Step 2: Convert to fraction form
    941,795.78/1,412,662.08 = 409,316.77/x
  3. Step 3: Cross multiply
    941,795.78x = 1,412,662.08 × 409,316.77
  4. Step 4: Simplify right side
    941,795.78x = 578,226,272,623.77
  5. Step 5: Solve for x
    x = 578,226,272,623.77/941,795.78
  6. Step 6: Final answer
    x = 613,961.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.