Home / 700,643.02-1,050,803.23-274,188.96

Finding the Fourth Proportional to 700,643.02, 1,050,803.23 and 274,188.96

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Solution

The fourth proportional to 700,643.02, 1,050,803.23 and 274,188.96 is: 411,220.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,643.02 : 1,050,803.23 = 274,188.96 : x
  2. Step 2: Convert to fraction form
    700,643.02/1,050,803.23 = 274,188.96/x
  3. Step 3: Cross multiply
    700,643.02x = 1,050,803.23 × 274,188.96
  4. Step 4: Simplify right side
    700,643.02x = 288,118,639,544.33
  5. Step 5: Solve for x
    x = 288,118,639,544.33/700,643.02
  6. Step 6: Final answer
    x = 411,220.31

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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.