Home / 848,506.60-1,272,731.10-217,426.60

Finding the Fourth Proportional to 848,506.60, 1,272,731.10 and 217,426.60

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Solution

The fourth proportional to 848,506.60, 1,272,731.10 and 217,426.60 is: 326,132.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,506.60 : 1,272,731.10 = 217,426.60 : x
  2. Step 2: Convert to fraction form
    848,506.60/1,272,731.10 = 217,426.60/x
  3. Step 3: Cross multiply
    848,506.60x = 1,272,731.10 × 217,426.60
  4. Step 4: Simplify right side
    848,506.60x = 276,725,595,787.26
  5. Step 5: Solve for x
    x = 276,725,595,787.26/848,506.60
  6. Step 6: Final answer
    x = 326,132.52

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.