Home / 939,718.03-1,409,577.05-229,737.64

Finding the Fourth Proportional to 939,718.03, 1,409,577.05 and 229,737.64

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Solution

The fourth proportional to 939,718.03, 1,409,577.05 and 229,737.64 is: 344,606.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,718.03 : 1,409,577.05 = 229,737.64 : x
  2. Step 2: Convert to fraction form
    939,718.03/1,409,577.05 = 229,737.64/x
  3. Step 3: Cross multiply
    939,718.03x = 1,409,577.05 × 229,737.64
  4. Step 4: Simplify right side
    939,718.03x = 323,832,904,865.16
  5. Step 5: Solve for x
    x = 323,832,904,865.16/939,718.03
  6. Step 6: Final answer
    x = 344,606.46

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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.