Home / 937,028.79-1,293,100.20-507,308.67

Finding the Fourth Proportional to 937,028.79, 1,293,100.20 and 507,308.67

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Solution

The fourth proportional to 937,028.79, 1,293,100.20 and 507,308.67 is: 700,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,028.79 : 1,293,100.20 = 507,308.67 : x
  2. Step 2: Convert to fraction form
    937,028.79/1,293,100.20 = 507,308.67/x
  3. Step 3: Cross multiply
    937,028.79x = 1,293,100.20 × 507,308.67
  4. Step 4: Simplify right side
    937,028.79x = 656,000,942,638.73
  5. Step 5: Solve for x
    x = 656,000,942,638.73/937,028.79
  6. Step 6: Final answer
    x = 700,086.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.