Home / 968,700.19-1,453,166.93-320,298.43

Finding the Fourth Proportional to 968,700.19, 1,453,166.93 and 320,298.43

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Solution

The fourth proportional to 968,700.19, 1,453,166.93 and 320,298.43 is: 480,486.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,700.19 : 1,453,166.93 = 320,298.43 : x
  2. Step 2: Convert to fraction form
    968,700.19/1,453,166.93 = 320,298.43/x
  3. Step 3: Cross multiply
    968,700.19x = 1,453,166.93 × 320,298.43
  4. Step 4: Simplify right side
    968,700.19x = 465,447,086,206.92
  5. Step 5: Solve for x
    x = 465,447,086,206.92/968,700.19
  6. Step 6: Final answer
    x = 480,486.21

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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.