Home / 945,190.56-1,304,440.56-537,420.36

Finding the Fourth Proportional to 945,190.56, 1,304,440.56 and 537,420.36

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Solution

The fourth proportional to 945,190.56, 1,304,440.56 and 537,420.36 is: 741,684.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,190.56 : 1,304,440.56 = 537,420.36 : x
  2. Step 2: Convert to fraction form
    945,190.56/1,304,440.56 = 537,420.36/x
  3. Step 3: Cross multiply
    945,190.56x = 1,304,440.56 × 537,420.36
  4. Step 4: Simplify right side
    945,190.56x = 701,032,915,353.80
  5. Step 5: Solve for x
    x = 701,032,915,353.80/945,190.56
  6. Step 6: Final answer
    x = 741,684.21

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Double scale
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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.