Home / 940,695.93-1,298,184.53-511,000.65

Finding the Fourth Proportional to 940,695.93, 1,298,184.53 and 511,000.65

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Solution

The fourth proportional to 940,695.93, 1,298,184.53 and 511,000.65 is: 705,194.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,695.93 : 1,298,184.53 = 511,000.65 : x
  2. Step 2: Convert to fraction form
    940,695.93/1,298,184.53 = 511,000.65/x
  3. Step 3: Cross multiply
    940,695.93x = 1,298,184.53 × 511,000.65
  4. Step 4: Simplify right side
    940,695.93x = 663,373,138,649.95
  5. Step 5: Solve for x
    x = 663,373,138,649.95/940,695.93
  6. Step 6: Final answer
    x = 705,194.01

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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.