Home / 687,024.04-1,030,037.83-461,825.91

Finding the Fourth Proportional to 687,024.04, 1,030,037.83 and 461,825.91

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Solution

The fourth proportional to 687,024.04, 1,030,037.83 and 461,825.91 is: 692,403.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,024.04 : 1,030,037.83 = 461,825.91 : x
  2. Step 2: Convert to fraction form
    687,024.04/1,030,037.83 = 461,825.91/x
  3. Step 3: Cross multiply
    687,024.04x = 1,030,037.83 × 461,825.91
  4. Step 4: Simplify right side
    687,024.04x = 475,698,160,882.25
  5. Step 5: Solve for x
    x = 475,698,160,882.25/687,024.04
  6. Step 6: Final answer
    x = 692,403.96

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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.