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Finding the Fourth Proportional to 982,593.15, 1,356,005.03 and 552,888.51

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Solution

The fourth proportional to 982,593.15, 1,356,005.03 and 552,888.51 is: 763,001.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,593.15 : 1,356,005.03 = 552,888.51 : x
  2. Step 2: Convert to fraction form
    982,593.15/1,356,005.03 = 552,888.51/x
  3. Step 3: Cross multiply
    982,593.15x = 1,356,005.03 × 552,888.51
  4. Step 4: Simplify right side
    982,593.15x = 749,719,597,824.76
  5. Step 5: Solve for x
    x = 749,719,597,824.76/982,593.15
  6. Step 6: Final answer
    x = 763,001.04

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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.