Home / 433,941.80-651,296.70-256,226.60

Finding the Fourth Proportional to 433,941.80, 651,296.70 and 256,226.60

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Solution

The fourth proportional to 433,941.80, 651,296.70 and 256,226.60 is: 384,566.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,941.80 : 651,296.70 = 256,226.60 : x
  2. Step 2: Convert to fraction form
    433,941.80/651,296.70 = 256,226.60/x
  3. Step 3: Cross multiply
    433,941.80x = 651,296.70 × 256,226.60
  4. Step 4: Simplify right side
    433,941.80x = 166,879,539,032.22
  5. Step 5: Solve for x
    x = 166,879,539,032.22/433,941.80
  6. Step 6: Final answer
    x = 384,566.64

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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.