Home / 984,510.19-1,477,014.36-274,538.30

Finding the Fourth Proportional to 984,510.19, 1,477,014.36 and 274,538.30

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Solution

The fourth proportional to 984,510.19, 1,477,014.36 and 274,538.30 is: 411,876.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,510.19 : 1,477,014.36 = 274,538.30 : x
  2. Step 2: Convert to fraction form
    984,510.19/1,477,014.36 = 274,538.30/x
  3. Step 3: Cross multiply
    984,510.19x = 1,477,014.36 × 274,538.30
  4. Step 4: Simplify right side
    984,510.19x = 405,497,015,162.52
  5. Step 5: Solve for x
    x = 405,497,015,162.52/984,510.19
  6. Step 6: Final answer
    x = 411,876.91

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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.