Home / 302,585.36-417,352.91-199,094.30

Finding the Fourth Proportional to 302,585.36, 417,352.91 and 199,094.30

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Solution

The fourth proportional to 302,585.36, 417,352.91 and 199,094.30 is: 274,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,585.36 : 417,352.91 = 199,094.30 : x
  2. Step 2: Convert to fraction form
    302,585.36/417,352.91 = 199,094.30/x
  3. Step 3: Cross multiply
    302,585.36x = 417,352.91 × 199,094.30
  4. Step 4: Simplify right side
    302,585.36x = 83,092,582,387.18
  5. Step 5: Solve for x
    x = 83,092,582,387.18/302,585.36
  6. Step 6: Final answer
    x = 274,608.74

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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.