Home / 883,391.77-1,325,353.65-314,698.60

Finding the Fourth Proportional to 883,391.77, 1,325,353.65 and 314,698.60

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Solution

The fourth proportional to 883,391.77, 1,325,353.65 and 314,698.60 is: 472,142.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,391.77 : 1,325,353.65 = 314,698.60 : x
  2. Step 2: Convert to fraction form
    883,391.77/1,325,353.65 = 314,698.60/x
  3. Step 3: Cross multiply
    883,391.77x = 1,325,353.65 × 314,698.60
  4. Step 4: Simplify right side
    883,391.77x = 417,086,938,159.89
  5. Step 5: Solve for x
    x = 417,086,938,159.89/883,391.77
  6. Step 6: Final answer
    x = 472,142.66

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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.