Home / 631,211.13-946,816.29-157,896.14

Finding the Fourth Proportional to 631,211.13, 946,816.29 and 157,896.14

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Solution

The fourth proportional to 631,211.13, 946,816.29 and 157,896.14 is: 236,844.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,211.13 : 946,816.29 = 157,896.14 : x
  2. Step 2: Convert to fraction form
    631,211.13/946,816.29 = 157,896.14/x
  3. Step 3: Cross multiply
    631,211.13x = 946,816.29 × 157,896.14
  4. Step 4: Simplify right side
    631,211.13x = 149,498,632,746.04
  5. Step 5: Solve for x
    x = 149,498,632,746.04/631,211.13
  6. Step 6: Final answer
    x = 236,844.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.