Home / 937,900.56-1,407,047.60-306,765.12

Finding the Fourth Proportional to 937,900.56, 1,407,047.60 and 306,765.12

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Solution

The fourth proportional to 937,900.56, 1,407,047.60 and 306,765.12 is: 460,212.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,900.56 : 1,407,047.60 = 306,765.12 : x
  2. Step 2: Convert to fraction form
    937,900.56/1,407,047.60 = 306,765.12/x
  3. Step 3: Cross multiply
    937,900.56x = 1,407,047.60 × 306,765.12
  4. Step 4: Simplify right side
    937,900.56x = 431,633,125,859.71
  5. Step 5: Solve for x
    x = 431,633,125,859.71/937,900.56
  6. Step 6: Final answer
    x = 460,212.04

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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.