Home / 971,137.58-1,341,016.07-609,183.60

Finding the Fourth Proportional to 971,137.58, 1,341,016.07 and 609,183.60

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Solution

The fourth proportional to 971,137.58, 1,341,016.07 and 609,183.60 is: 841,204.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,137.58 : 1,341,016.07 = 609,183.60 : x
  2. Step 2: Convert to fraction form
    971,137.58/1,341,016.07 = 609,183.60/x
  3. Step 3: Cross multiply
    971,137.58x = 1,341,016.07 × 609,183.60
  4. Step 4: Simplify right side
    971,137.58x = 816,924,994,134.53
  5. Step 5: Solve for x
    x = 816,924,994,134.53/971,137.58
  6. Step 6: Final answer
    x = 841,204.19

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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.