Home / 828,426.96-1,241,852.40-528,064.20

Finding the Fourth Proportional to 828,426.96, 1,241,852.40 and 528,064.20

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Solution

The fourth proportional to 828,426.96, 1,241,852.40 and 528,064.20 is: 791,593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,426.96 : 1,241,852.40 = 528,064.20 : x
  2. Step 2: Convert to fraction form
    828,426.96/1,241,852.40 = 528,064.20/x
  3. Step 3: Cross multiply
    828,426.96x = 1,241,852.40 × 528,064.20
  4. Step 4: Simplify right side
    828,426.96x = 655,777,794,124.08
  5. Step 5: Solve for x
    x = 655,777,794,124.08/828,426.96
  6. Step 6: Final answer
    x = 791,593.98

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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.