Home / 696,078.40-1,042,562.40-571,662.40

Finding the Fourth Proportional to 696,078.40, 1,042,562.40 and 571,662.40

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Solution

The fourth proportional to 696,078.40, 1,042,562.40 and 571,662.40 is: 856,216.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,078.40 : 1,042,562.40 = 571,662.40 : x
  2. Step 2: Convert to fraction form
    696,078.40/1,042,562.40 = 571,662.40/x
  3. Step 3: Cross multiply
    696,078.40x = 1,042,562.40 × 571,662.40
  4. Step 4: Simplify right side
    696,078.40x = 595,993,723,733.76
  5. Step 5: Solve for x
    x = 595,993,723,733.76/696,078.40
  6. Step 6: Final answer
    x = 856,216.37

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1.5x scale

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.