Home / 686,904.81-946,833.77-541,473.62

Finding the Fourth Proportional to 686,904.81, 946,833.77 and 541,473.62

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Solution

The fourth proportional to 686,904.81, 946,833.77 and 541,473.62 is: 746,370.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,904.81 : 946,833.77 = 541,473.62 : x
  2. Step 2: Convert to fraction form
    686,904.81/946,833.77 = 541,473.62/x
  3. Step 3: Cross multiply
    686,904.81x = 946,833.77 × 541,473.62
  4. Step 4: Simplify right side
    686,904.81x = 512,685,505,599.66
  5. Step 5: Solve for x
    x = 512,685,505,599.66/686,904.81
  6. Step 6: Final answer
    x = 746,370.53

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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.