Home / 705,771.04-1,058,516.64-345,787.84

Finding the Fourth Proportional to 705,771.04, 1,058,516.64 and 345,787.84

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Solution

The fourth proportional to 705,771.04, 1,058,516.64 and 345,787.84 is: 518,613.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,771.04 : 1,058,516.64 = 345,787.84 : x
  2. Step 2: Convert to fraction form
    705,771.04/1,058,516.64 = 345,787.84/x
  3. Step 3: Cross multiply
    705,771.04x = 1,058,516.64 × 345,787.84
  4. Step 4: Simplify right side
    705,771.04x = 366,022,182,549.66
  5. Step 5: Solve for x
    x = 366,022,182,549.66/705,771.04
  6. Step 6: Final answer
    x = 518,613.21

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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.