Home / 277,219.20-415,731.60-144,055.20

Finding the Fourth Proportional to 277,219.20, 415,731.60 and 144,055.20

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Solution

The fourth proportional to 277,219.20, 415,731.60 and 144,055.20 is: 216,032.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,219.20 : 415,731.60 = 144,055.20 : x
  2. Step 2: Convert to fraction form
    277,219.20/415,731.60 = 144,055.20/x
  3. Step 3: Cross multiply
    277,219.20x = 415,731.60 × 144,055.20
  4. Step 4: Simplify right side
    277,219.20x = 59,888,298,784.32
  5. Step 5: Solve for x
    x = 59,888,298,784.32/277,219.20
  6. Step 6: Final answer
    x = 216,032.29

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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.