Home / 475,982.95-656,897.97-261,165.01

Finding the Fourth Proportional to 475,982.95, 656,897.97 and 261,165.01

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Solution

The fourth proportional to 475,982.95, 656,897.97 and 261,165.01 is: 360,430.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,982.95 : 656,897.97 = 261,165.01 : x
  2. Step 2: Convert to fraction form
    475,982.95/656,897.97 = 261,165.01/x
  3. Step 3: Cross multiply
    475,982.95x = 656,897.97 × 261,165.01
  4. Step 4: Simplify right side
    475,982.95x = 171,558,764,904.03
  5. Step 5: Solve for x
    x = 171,558,764,904.03/475,982.95
  6. Step 6: Final answer
    x = 360,430.48

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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.