Home / 628,984.44-942,689.07-495,336.87

Finding the Fourth Proportional to 628,984.44, 942,689.07 and 495,336.87

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Solution

The fourth proportional to 628,984.44, 942,689.07 and 495,336.87 is: 742,385.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,984.44 : 942,689.07 = 495,336.87 : x
  2. Step 2: Convert to fraction form
    628,984.44/942,689.07 = 495,336.87/x
  3. Step 3: Cross multiply
    628,984.44x = 942,689.07 × 495,336.87
  4. Step 4: Simplify right side
    628,984.44x = 466,948,653,317.01
  5. Step 5: Solve for x
    x = 466,948,653,317.01/628,984.44
  6. Step 6: Final answer
    x = 742,385.06

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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.