Home / 683,165.13-942,767.87-381,359.13

Finding the Fourth Proportional to 683,165.13, 942,767.87 and 381,359.13

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Solution

The fourth proportional to 683,165.13, 942,767.87 and 381,359.13 is: 526,275.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,165.13 : 942,767.87 = 381,359.13 : x
  2. Step 2: Convert to fraction form
    683,165.13/942,767.87 = 381,359.13/x
  3. Step 3: Cross multiply
    683,165.13x = 942,767.87 × 381,359.13
  4. Step 4: Simplify right side
    683,165.13x = 359,533,134,695.15
  5. Step 5: Solve for x
    x = 359,533,134,695.15/683,165.13
  6. Step 6: Final answer
    x = 526,275.59

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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.