Home / 752,760.47-1,038,811.84-408,596.67

Finding the Fourth Proportional to 752,760.47, 1,038,811.84 and 408,596.67

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Solution

The fourth proportional to 752,760.47, 1,038,811.84 and 408,596.67 is: 563,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,760.47 : 1,038,811.84 = 408,596.67 : x
  2. Step 2: Convert to fraction form
    752,760.47/1,038,811.84 = 408,596.67/x
  3. Step 3: Cross multiply
    752,760.47x = 1,038,811.84 × 408,596.67
  4. Step 4: Simplify right side
    752,760.47x = 424,455,057,559.08
  5. Step 5: Solve for x
    x = 424,455,057,559.08/752,760.47
  6. Step 6: Final answer
    x = 563,864.70

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