Home / 651,246.60-977,100.30-628,206.60

Finding the Fourth Proportional to 651,246.60, 977,100.30 and 628,206.60

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Solution

The fourth proportional to 651,246.60, 977,100.30 and 628,206.60 is: 942,532.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,246.60 : 977,100.30 = 628,206.60 : x
  2. Step 2: Convert to fraction form
    651,246.60/977,100.30 = 628,206.60/x
  3. Step 3: Cross multiply
    651,246.60x = 977,100.30 × 628,206.60
  4. Step 4: Simplify right side
    651,246.60x = 613,820,857,321.98
  5. Step 5: Solve for x
    x = 613,820,857,321.98/651,246.60
  6. Step 6: Final answer
    x = 942,532.15

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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.