Home / 734,558.61-1,013,690.89-412,268.71

Finding the Fourth Proportional to 734,558.61, 1,013,690.89 and 412,268.71

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Solution

The fourth proportional to 734,558.61, 1,013,690.89 and 412,268.71 is: 568,930.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,558.61 : 1,013,690.89 = 412,268.71 : x
  2. Step 2: Convert to fraction form
    734,558.61/1,013,690.89 = 412,268.71/x
  3. Step 3: Cross multiply
    734,558.61x = 1,013,690.89 × 412,268.71
  4. Step 4: Simplify right side
    734,558.61x = 417,913,035,655.65
  5. Step 5: Solve for x
    x = 417,913,035,655.65/734,558.61
  6. Step 6: Final answer
    x = 568,930.82

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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.