Home / 734,185.26-1,013,629.41-489,514.23

Finding the Fourth Proportional to 734,185.26, 1,013,629.41 and 489,514.23

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Solution

The fourth proportional to 734,185.26, 1,013,629.41 and 489,514.23 is: 675,832.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,185.26 : 1,013,629.41 = 489,514.23 : x
  2. Step 2: Convert to fraction form
    734,185.26/1,013,629.41 = 489,514.23/x
  3. Step 3: Cross multiply
    734,185.26x = 1,013,629.41 × 489,514.23
  4. Step 4: Simplify right side
    734,185.26x = 496,186,020,141.50
  5. Step 5: Solve for x
    x = 496,186,020,141.50/734,185.26
  6. Step 6: Final answer
    x = 675,832.17

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Double scale
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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.