Home / 926,706.69-1,278,795.02-518,805.27

Finding the Fourth Proportional to 926,706.69, 1,278,795.02 and 518,805.27

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Solution

The fourth proportional to 926,706.69, 1,278,795.02 and 518,805.27 is: 715,917.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,706.69 : 1,278,795.02 = 518,805.27 : x
  2. Step 2: Convert to fraction form
    926,706.69/1,278,795.02 = 518,805.27/x
  3. Step 3: Cross multiply
    926,706.69x = 1,278,795.02 × 518,805.27
  4. Step 4: Simplify right side
    926,706.69x = 663,445,593,031.73
  5. Step 5: Solve for x
    x = 663,445,593,031.73/926,706.69
  6. Step 6: Final answer
    x = 715,917.56

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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.