Home / 584,439.43-806,518.48-326,320.35

Finding the Fourth Proportional to 584,439.43, 806,518.48 and 326,320.35

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Solution

The fourth proportional to 584,439.43, 806,518.48 and 326,320.35 is: 450,317.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,439.43 : 806,518.48 = 326,320.35 : x
  2. Step 2: Convert to fraction form
    584,439.43/806,518.48 = 326,320.35/x
  3. Step 3: Cross multiply
    584,439.43x = 806,518.48 × 326,320.35
  4. Step 4: Simplify right side
    584,439.43x = 263,183,392,675.07
  5. Step 5: Solve for x
    x = 263,183,392,675.07/584,439.43
  6. Step 6: Final answer
    x = 450,317.65

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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.