Home / 930,539.64-1,395,810.06-299,453.28

Finding the Fourth Proportional to 930,539.64, 1,395,810.06 and 299,453.28

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Solution

The fourth proportional to 930,539.64, 1,395,810.06 and 299,453.28 is: 449,180.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,539.64 : 1,395,810.06 = 299,453.28 : x
  2. Step 2: Convert to fraction form
    930,539.64/1,395,810.06 = 299,453.28/x
  3. Step 3: Cross multiply
    930,539.64x = 1,395,810.06 × 299,453.28
  4. Step 4: Simplify right side
    930,539.64x = 417,979,900,724.00
  5. Step 5: Solve for x
    x = 417,979,900,724.00/930,539.64
  6. Step 6: Final answer
    x = 449,180.11

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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.