Home / 771,213.80-1,156,820.70-202,557.35

Finding the Fourth Proportional to 771,213.80, 1,156,820.70 and 202,557.35

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Solution

The fourth proportional to 771,213.80, 1,156,820.70 and 202,557.35 is: 303,836.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,213.80 : 1,156,820.70 = 202,557.35 : x
  2. Step 2: Convert to fraction form
    771,213.80/1,156,820.70 = 202,557.35/x
  3. Step 3: Cross multiply
    771,213.80x = 1,156,820.70 × 202,557.35
  4. Step 4: Simplify right side
    771,213.80x = 234,322,535,417.15
  5. Step 5: Solve for x
    x = 234,322,535,417.15/771,213.80
  6. Step 6: Final answer
    x = 303,836.03

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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.