Home / 882,015.41-1,217,033.73-519,511.46

Finding the Fourth Proportional to 882,015.41, 1,217,033.73 and 519,511.46

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Solution

The fourth proportional to 882,015.41, 1,217,033.73 and 519,511.46 is: 716,838.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,015.41 : 1,217,033.73 = 519,511.46 : x
  2. Step 2: Convert to fraction form
    882,015.41/1,217,033.73 = 519,511.46/x
  3. Step 3: Cross multiply
    882,015.41x = 1,217,033.73 × 519,511.46
  4. Step 4: Simplify right side
    882,015.41x = 632,262,963,856.38
  5. Step 5: Solve for x
    x = 632,262,963,856.38/882,015.41
  6. Step 6: Final answer
    x = 716,838.91

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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.