Home / 850,253.35-1,276,762.43-615,245.35

Finding the Fourth Proportional to 850,253.35, 1,276,762.43 and 615,245.35

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Solution

The fourth proportional to 850,253.35, 1,276,762.43 and 615,245.35 is: 923,868.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,253.35 : 1,276,762.43 = 615,245.35 : x
  2. Step 2: Convert to fraction form
    850,253.35/1,276,762.43 = 615,245.35/x
  3. Step 3: Cross multiply
    850,253.35x = 1,276,762.43 × 615,245.35
  4. Step 4: Simplify right side
    850,253.35x = 785,522,145,035.97
  5. Step 5: Solve for x
    x = 785,522,145,035.97/850,253.35
  6. Step 6: Final answer
    x = 923,868.33

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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.