Home / 939,549.52-1,409,373.44-265,680.12

Finding the Fourth Proportional to 939,549.52, 1,409,373.44 and 265,680.12

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Solution

The fourth proportional to 939,549.52, 1,409,373.44 and 265,680.12 is: 398,534.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,549.52 : 1,409,373.44 = 265,680.12 : x
  2. Step 2: Convert to fraction form
    939,549.52/1,409,373.44 = 265,680.12/x
  3. Step 3: Cross multiply
    939,549.52x = 1,409,373.44 × 265,680.12
  4. Step 4: Simplify right side
    939,549.52x = 374,442,504,664.01
  5. Step 5: Solve for x
    x = 374,442,504,664.01/939,549.52
  6. Step 6: Final answer
    x = 398,534.08

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Double scale
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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.