Home / 450,573.16-621,766.26-256,952.44

Finding the Fourth Proportional to 450,573.16, 621,766.26 and 256,952.44

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Solution

The fourth proportional to 450,573.16, 621,766.26 and 256,952.44 is: 354,580.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,573.16 : 621,766.26 = 256,952.44 : x
  2. Step 2: Convert to fraction form
    450,573.16/621,766.26 = 256,952.44/x
  3. Step 3: Cross multiply
    450,573.16x = 621,766.26 × 256,952.44
  4. Step 4: Simplify right side
    450,573.16x = 159,764,357,616.67
  5. Step 5: Solve for x
    x = 159,764,357,616.67/450,573.16
  6. Step 6: Final answer
    x = 354,580.28

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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.