Home / 535,756.10-739,388.79-294,079.59

Finding the Fourth Proportional to 535,756.10, 739,388.79 and 294,079.59

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Solution

The fourth proportional to 535,756.10, 739,388.79 and 294,079.59 is: 405,854.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,756.10 : 739,388.79 = 294,079.59 : x
  2. Step 2: Convert to fraction form
    535,756.10/739,388.79 = 294,079.59/x
  3. Step 3: Cross multiply
    535,756.10x = 739,388.79 × 294,079.59
  4. Step 4: Simplify right side
    535,756.10x = 217,439,152,213.80
  5. Step 5: Solve for x
    x = 217,439,152,213.80/535,756.10
  6. Step 6: Final answer
    x = 405,854.74

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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.