Home / 772,943.65-1,159,422.95-293,042.40

Finding the Fourth Proportional to 772,943.65, 1,159,422.95 and 293,042.40

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Solution

The fourth proportional to 772,943.65, 1,159,422.95 and 293,042.40 is: 439,566.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,943.65 : 1,159,422.95 = 293,042.40 : x
  2. Step 2: Convert to fraction form
    772,943.65/1,159,422.95 = 293,042.40/x
  3. Step 3: Cross multiply
    772,943.65x = 1,159,422.95 × 293,042.40
  4. Step 4: Simplify right side
    772,943.65x = 339,760,083,883.08
  5. Step 5: Solve for x
    x = 339,760,083,883.08/772,943.65
  6. Step 6: Final answer
    x = 439,566.43

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1.5x scale

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.