Home / 908,539.33-1,253,784.38-526,787.54

Finding the Fourth Proportional to 908,539.33, 1,253,784.38 and 526,787.54

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Solution

The fourth proportional to 908,539.33, 1,253,784.38 and 526,787.54 is: 726,966.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,539.33 : 1,253,784.38 = 526,787.54 : x
  2. Step 2: Convert to fraction form
    908,539.33/1,253,784.38 = 526,787.54/x
  3. Step 3: Cross multiply
    908,539.33x = 1,253,784.38 × 526,787.54
  4. Step 4: Simplify right side
    908,539.33x = 660,477,989,230.63
  5. Step 5: Solve for x
    x = 660,477,989,230.63/908,539.33
  6. Step 6: Final answer
    x = 726,966.87

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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.