Home / 873,711.40-1,310,610.30-453,807.40

Finding the Fourth Proportional to 873,711.40, 1,310,610.30 and 453,807.40

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Solution

The fourth proportional to 873,711.40, 1,310,610.30 and 453,807.40 is: 680,733.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,711.40 : 1,310,610.30 = 453,807.40 : x
  2. Step 2: Convert to fraction form
    873,711.40/1,310,610.30 = 453,807.40/x
  3. Step 3: Cross multiply
    873,711.40x = 1,310,610.30 × 453,807.40
  4. Step 4: Simplify right side
    873,711.40x = 594,764,652,656.22
  5. Step 5: Solve for x
    x = 594,764,652,656.22/873,711.40
  6. Step 6: Final answer
    x = 680,733.54

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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.