Home / 914,057.50-1,261,390.59-526,730.62

Finding the Fourth Proportional to 914,057.50, 1,261,390.59 and 526,730.62

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Solution

The fourth proportional to 914,057.50, 1,261,390.59 and 526,730.62 is: 726,883.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,057.50 : 1,261,390.59 = 526,730.62 : x
  2. Step 2: Convert to fraction form
    914,057.50/1,261,390.59 = 526,730.62/x
  3. Step 3: Cross multiply
    914,057.50x = 1,261,390.59 × 526,730.62
  4. Step 4: Simplify right side
    914,057.50x = 664,413,047,532.87
  5. Step 5: Solve for x
    x = 664,413,047,532.87/914,057.50
  6. Step 6: Final answer
    x = 726,883.21

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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.