Home / 470,182.40-648,853.04-255,326.08

Finding the Fourth Proportional to 470,182.40, 648,853.04 and 255,326.08

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Solution

The fourth proportional to 470,182.40, 648,853.04 and 255,326.08 is: 352,350.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,182.40 : 648,853.04 = 255,326.08 : x
  2. Step 2: Convert to fraction form
    470,182.40/648,853.04 = 255,326.08/x
  3. Step 3: Cross multiply
    470,182.40x = 648,853.04 × 255,326.08
  4. Step 4: Simplify right side
    470,182.40x = 165,669,103,199.28
  5. Step 5: Solve for x
    x = 165,669,103,199.28/470,182.40
  6. Step 6: Final answer
    x = 352,350.71

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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.