Home / 941,637.70-1,412,784.60-409,540.60

Finding the Fourth Proportional to 941,637.70, 1,412,784.60 and 409,540.60

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Solution

The fourth proportional to 941,637.70, 1,412,784.60 and 409,540.60 is: 614,453.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,637.70 : 1,412,784.60 = 409,540.60 : x
  2. Step 2: Convert to fraction form
    941,637.70/1,412,784.60 = 409,540.60/x
  3. Step 3: Cross multiply
    941,637.70x = 1,412,784.60 × 409,540.60
  4. Step 4: Simplify right side
    941,637.70x = 578,592,652,754.76
  5. Step 5: Solve for x
    x = 578,592,652,754.76/941,637.70
  6. Step 6: Final answer
    x = 614,453.58

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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.