Home / 831,699.69-1,147,659.46-614,024.20

Finding the Fourth Proportional to 831,699.69, 1,147,659.46 and 614,024.20

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Solution

The fourth proportional to 831,699.69, 1,147,659.46 and 614,024.20 is: 847,289.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,699.69 : 1,147,659.46 = 614,024.20 : x
  2. Step 2: Convert to fraction form
    831,699.69/1,147,659.46 = 614,024.20/x
  3. Step 3: Cross multiply
    831,699.69x = 1,147,659.46 × 614,024.20
  4. Step 4: Simplify right side
    831,699.69x = 704,690,681,798.93
  5. Step 5: Solve for x
    x = 704,690,681,798.93/831,699.69
  6. Step 6: Final answer
    x = 847,289.82

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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.