Home / 985,927.69-1,360,580.21-533,218.69

Finding the Fourth Proportional to 985,927.69, 1,360,580.21 and 533,218.69

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Solution

The fourth proportional to 985,927.69, 1,360,580.21 and 533,218.69 is: 735,841.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,927.69 : 1,360,580.21 = 533,218.69 : x
  2. Step 2: Convert to fraction form
    985,927.69/1,360,580.21 = 533,218.69/x
  3. Step 3: Cross multiply
    985,927.69x = 1,360,580.21 × 533,218.69
  4. Step 4: Simplify right side
    985,927.69x = 725,486,797,216.13
  5. Step 5: Solve for x
    x = 725,486,797,216.13/985,927.69
  6. Step 6: Final answer
    x = 735,841.79

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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.