Home / 971,145.45-1,341,026.94-609,191.48

Finding the Fourth Proportional to 971,145.45, 1,341,026.94 and 609,191.48

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Solution

The fourth proportional to 971,145.45, 1,341,026.94 and 609,191.48 is: 841,215.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,145.45 : 1,341,026.94 = 609,191.48 : x
  2. Step 2: Convert to fraction form
    971,145.45/1,341,026.94 = 609,191.48/x
  3. Step 3: Cross multiply
    971,145.45x = 1,341,026.94 × 609,191.48
  4. Step 4: Simplify right side
    971,145.45x = 816,942,179,593.34
  5. Step 5: Solve for x
    x = 816,942,179,593.34/971,145.45
  6. Step 6: Final answer
    x = 841,215.06

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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.