Home / 875,787.01-1,208,586.29-493,813.89

Finding the Fourth Proportional to 875,787.01, 1,208,586.29 and 493,813.89

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Solution

The fourth proportional to 875,787.01, 1,208,586.29 and 493,813.89 is: 681,463.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,787.01 : 1,208,586.29 = 493,813.89 : x
  2. Step 2: Convert to fraction form
    875,787.01/1,208,586.29 = 493,813.89/x
  3. Step 3: Cross multiply
    875,787.01x = 1,208,586.29 × 493,813.89
  4. Step 4: Simplify right side
    875,787.01x = 596,816,694,796.50
  5. Step 5: Solve for x
    x = 596,816,694,796.50/875,787.01
  6. Step 6: Final answer
    x = 681,463.29

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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.