Home / 841,466.88-1,261,265.28-641,126.64

Finding the Fourth Proportional to 841,466.88, 1,261,265.28 and 641,126.64

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Solution

The fourth proportional to 841,466.88, 1,261,265.28 and 641,126.64 is: 960,977.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,466.88 : 1,261,265.28 = 641,126.64 : x
  2. Step 2: Convert to fraction form
    841,466.88/1,261,265.28 = 641,126.64/x
  3. Step 3: Cross multiply
    841,466.88x = 1,261,265.28 × 641,126.64
  4. Step 4: Simplify right side
    841,466.88x = 808,630,771,115.06
  5. Step 5: Solve for x
    x = 808,630,771,115.06/841,466.88
  6. Step 6: Final answer
    x = 960,977.54

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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.