Home / 851,971.11-1,276,784.44-365,070.39

Finding the Fourth Proportional to 851,971.11, 1,276,784.44 and 365,070.39

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Solution

The fourth proportional to 851,971.11, 1,276,784.44 and 365,070.39 is: 547,103.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,971.11 : 1,276,784.44 = 365,070.39 : x
  2. Step 2: Convert to fraction form
    851,971.11/1,276,784.44 = 365,070.39/x
  3. Step 3: Cross multiply
    851,971.11x = 1,276,784.44 × 365,070.39
  4. Step 4: Simplify right side
    851,971.11x = 466,116,187,756.11
  5. Step 5: Solve for x
    x = 466,116,187,756.11/851,971.11
  6. Step 6: Final answer
    x = 547,103.28

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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.