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Finding the Fourth Proportional to 272,192.06, 375,646.06 and 163,300.48

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Solution

The fourth proportional to 272,192.06, 375,646.06 and 163,300.48 is: 225,367.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,192.06 : 375,646.06 = 163,300.48 : x
  2. Step 2: Convert to fraction form
    272,192.06/375,646.06 = 163,300.48/x
  3. Step 3: Cross multiply
    272,192.06x = 375,646.06 × 163,300.48
  4. Step 4: Simplify right side
    272,192.06x = 61,343,181,908.11
  5. Step 5: Solve for x
    x = 61,343,181,908.11/272,192.06
  6. Step 6: Final answer
    x = 225,367.27

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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.