Home / 719,904.72-993,660.66-414,014.52

Finding the Fourth Proportional to 719,904.72, 993,660.66 and 414,014.52

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Solution

The fourth proportional to 719,904.72, 993,660.66 and 414,014.52 is: 571,450.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,904.72 : 993,660.66 = 414,014.52 : x
  2. Step 2: Convert to fraction form
    719,904.72/993,660.66 = 414,014.52/x
  3. Step 3: Cross multiply
    719,904.72x = 993,660.66 × 414,014.52
  4. Step 4: Simplify right side
    719,904.72x = 411,389,941,192.78
  5. Step 5: Solve for x
    x = 411,389,941,192.78/719,904.72
  6. Step 6: Final answer
    x = 571,450.54

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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.