Home / 738,898.41-1,019,737.57-412,314.11

Finding the Fourth Proportional to 738,898.41, 1,019,737.57 and 412,314.11

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Solution

The fourth proportional to 738,898.41, 1,019,737.57 and 412,314.11 is: 569,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,898.41 : 1,019,737.57 = 412,314.11 : x
  2. Step 2: Convert to fraction form
    738,898.41/1,019,737.57 = 412,314.11/x
  3. Step 3: Cross multiply
    738,898.41x = 1,019,737.57 × 412,314.11
  4. Step 4: Simplify right side
    738,898.41x = 420,452,183,509.43
  5. Step 5: Solve for x
    x = 420,452,183,509.43/738,898.41
  6. Step 6: Final answer
    x = 569,025.70

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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.