Home / 540,923.34-746,222.85-349,998.24

Finding the Fourth Proportional to 540,923.34, 746,222.85 and 349,998.24

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Solution

The fourth proportional to 540,923.34, 746,222.85 and 349,998.24 is: 482,834.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,923.34 : 746,222.85 = 349,998.24 : x
  2. Step 2: Convert to fraction form
    540,923.34/746,222.85 = 349,998.24/x
  3. Step 3: Cross multiply
    540,923.34x = 746,222.85 × 349,998.24
  4. Step 4: Simplify right side
    540,923.34x = 261,176,684,147.78
  5. Step 5: Solve for x
    x = 261,176,684,147.78/540,923.34
  6. Step 6: Final answer
    x = 482,834.93

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Half scale
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Double scale
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Similar ratio
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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.