Home / 668,916.27-923,099.69-362,984.87

Finding the Fourth Proportional to 668,916.27, 923,099.69 and 362,984.87

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Solution

The fourth proportional to 668,916.27, 923,099.69 and 362,984.87 is: 500,916.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,916.27 : 923,099.69 = 362,984.87 : x
  2. Step 2: Convert to fraction form
    668,916.27/923,099.69 = 362,984.87/x
  3. Step 3: Cross multiply
    668,916.27x = 923,099.69 × 362,984.87
  4. Step 4: Simplify right side
    668,916.27x = 335,071,224,186.90
  5. Step 5: Solve for x
    x = 335,071,224,186.90/668,916.27
  6. Step 6: Final answer
    x = 500,916.54

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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.