Home / 617,558.20-926,423.70-262,569.40

Finding the Fourth Proportional to 617,558.20, 926,423.70 and 262,569.40

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Solution

The fourth proportional to 617,558.20, 926,423.70 and 262,569.40 is: 393,890.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,558.20 : 926,423.70 = 262,569.40 : x
  2. Step 2: Convert to fraction form
    617,558.20/926,423.70 = 262,569.40/x
  3. Step 3: Cross multiply
    617,558.20x = 926,423.70 × 262,569.40
  4. Step 4: Simplify right side
    617,558.20x = 243,250,515,054.78
  5. Step 5: Solve for x
    x = 243,250,515,054.78/617,558.20
  6. Step 6: Final answer
    x = 393,890.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.