Home / 896,746.55-1,237,855.67-656,933.79

Finding the Fourth Proportional to 896,746.55, 1,237,855.67 and 656,933.79

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Solution

The fourth proportional to 896,746.55, 1,237,855.67 and 656,933.79 is: 906,821.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,746.55 : 1,237,855.67 = 656,933.79 : x
  2. Step 2: Convert to fraction form
    896,746.55/1,237,855.67 = 656,933.79/x
  3. Step 3: Cross multiply
    896,746.55x = 1,237,855.67 × 656,933.79
  4. Step 4: Simplify right side
    896,746.55x = 813,189,220,586.88
  5. Step 5: Solve for x
    x = 813,189,220,586.88/896,746.55
  6. Step 6: Final answer
    x = 906,821.69

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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.