Home / 834,516.12-1,151,632.55-452,542.80

Finding the Fourth Proportional to 834,516.12, 1,151,632.55 and 452,542.80

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Solution

The fourth proportional to 834,516.12, 1,151,632.55 and 452,542.80 is: 624,509.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,516.12 : 1,151,632.55 = 452,542.80 : x
  2. Step 2: Convert to fraction form
    834,516.12/1,151,632.55 = 452,542.80/x
  3. Step 3: Cross multiply
    834,516.12x = 1,151,632.55 × 452,542.80
  4. Step 4: Simplify right side
    834,516.12x = 521,163,018,748.14
  5. Step 5: Solve for x
    x = 521,163,018,748.14/834,516.12
  6. Step 6: Final answer
    x = 624,509.23

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Double scale
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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.