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Finding the Fourth Proportional to 303,592.05, 418,887.05 and 176,192.01

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Solution

The fourth proportional to 303,592.05, 418,887.05 and 176,192.01 is: 243,104.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,592.05 : 418,887.05 = 176,192.01 : x
  2. Step 2: Convert to fraction form
    303,592.05/418,887.05 = 176,192.01/x
  3. Step 3: Cross multiply
    303,592.05x = 418,887.05 × 176,192.01
  4. Step 4: Simplify right side
    303,592.05x = 73,804,550,421.51
  5. Step 5: Solve for x
    x = 73,804,550,421.51/303,592.05
  6. Step 6: Final answer
    x = 243,104.36

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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.