Home / 423,630.74-584,464.27-270,758.42

Finding the Fourth Proportional to 423,630.74, 584,464.27 and 270,758.42

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Solution

The fourth proportional to 423,630.74, 584,464.27 and 270,758.42 is: 373,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,630.74 : 584,464.27 = 270,758.42 : x
  2. Step 2: Convert to fraction form
    423,630.74/584,464.27 = 270,758.42/x
  3. Step 3: Cross multiply
    423,630.74x = 584,464.27 × 270,758.42
  4. Step 4: Simplify right side
    423,630.74x = 158,248,622,291.65
  5. Step 5: Solve for x
    x = 158,248,622,291.65/423,630.74
  6. Step 6: Final answer
    x = 373,553.21

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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.