Home / 621,749.69-858,046.08-367,095.41

Finding the Fourth Proportional to 621,749.69, 858,046.08 and 367,095.41

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Solution

The fourth proportional to 621,749.69, 858,046.08 and 367,095.41 is: 506,610.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,749.69 : 858,046.08 = 367,095.41 : x
  2. Step 2: Convert to fraction form
    621,749.69/858,046.08 = 367,095.41/x
  3. Step 3: Cross multiply
    621,749.69x = 858,046.08 × 367,095.41
  4. Step 4: Simplify right side
    621,749.69x = 314,984,777,536.49
  5. Step 5: Solve for x
    x = 314,984,777,536.49/621,749.69
  6. Step 6: Final answer
    x = 506,610.27

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1.5x scale

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.