Home / 696,807.40-1,043,655.90-538,522.60

Finding the Fourth Proportional to 696,807.40, 1,043,655.90 and 538,522.60

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Solution

The fourth proportional to 696,807.40, 1,043,655.90 and 538,522.60 is: 806,581.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,807.40 : 1,043,655.90 = 538,522.60 : x
  2. Step 2: Convert to fraction form
    696,807.40/1,043,655.90 = 538,522.60/x
  3. Step 3: Cross multiply
    696,807.40x = 1,043,655.90 × 538,522.60
  4. Step 4: Simplify right side
    696,807.40x = 562,032,288,773.34
  5. Step 5: Solve for x
    x = 562,032,288,773.34/696,807.40
  6. Step 6: Final answer
    x = 806,581.97

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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.