Home / 964,571.66-1,331,168.64-534,851.82

Finding the Fourth Proportional to 964,571.66, 1,331,168.64 and 534,851.82

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Solution

The fourth proportional to 964,571.66, 1,331,168.64 and 534,851.82 is: 738,128.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,571.66 : 1,331,168.64 = 534,851.82 : x
  2. Step 2: Convert to fraction form
    964,571.66/1,331,168.64 = 534,851.82/x
  3. Step 3: Cross multiply
    964,571.66x = 1,331,168.64 × 534,851.82
  4. Step 4: Simplify right side
    964,571.66x = 711,977,969,830.93
  5. Step 5: Solve for x
    x = 711,977,969,830.93/964,571.66
  6. Step 6: Final answer
    x = 738,128.64

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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.