Home / 931,670.46-1,285,750.85-523,900.67

Finding the Fourth Proportional to 931,670.46, 1,285,750.85 and 523,900.67

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Solution

The fourth proportional to 931,670.46, 1,285,750.85 and 523,900.67 is: 723,008.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,670.46 : 1,285,750.85 = 523,900.67 : x
  2. Step 2: Convert to fraction form
    931,670.46/1,285,750.85 = 523,900.67/x
  3. Step 3: Cross multiply
    931,670.46x = 1,285,750.85 × 523,900.67
  4. Step 4: Simplify right side
    931,670.46x = 673,605,722,719.81
  5. Step 5: Solve for x
    x = 673,605,722,719.81/931,670.46
  6. Step 6: Final answer
    x = 723,008.57

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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.