Home / 700,835.75-1,049,726.77-460,678.54

Finding the Fourth Proportional to 700,835.75, 1,049,726.77 and 460,678.54

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Solution

The fourth proportional to 700,835.75, 1,049,726.77 and 460,678.54 is: 690,014.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,835.75 : 1,049,726.77 = 460,678.54 : x
  2. Step 2: Convert to fraction form
    700,835.75/1,049,726.77 = 460,678.54/x
  3. Step 3: Cross multiply
    700,835.75x = 1,049,726.77 × 460,678.54
  4. Step 4: Simplify right side
    700,835.75x = 483,586,593,499.12
  5. Step 5: Solve for x
    x = 483,586,593,499.12/700,835.75
  6. Step 6: Final answer
    x = 690,014.17

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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.