Home / 302,085.19-416,889.61-181,182.36

Finding the Fourth Proportional to 302,085.19, 416,889.61 and 181,182.36

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Solution

The fourth proportional to 302,085.19, 416,889.61 and 181,182.36 is: 250,038.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,085.19 : 416,889.61 = 181,182.36 : x
  2. Step 2: Convert to fraction form
    302,085.19/416,889.61 = 181,182.36/x
  3. Step 3: Cross multiply
    302,085.19x = 416,889.61 × 181,182.36
  4. Step 4: Simplify right side
    302,085.19x = 75,533,042,946.32
  5. Step 5: Solve for x
    x = 75,533,042,946.32/302,085.19
  6. Step 6: Final answer
    x = 250,038.88

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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.