Home / 584,785.77-806,918.48-326,630.91

Finding the Fourth Proportional to 584,785.77, 806,918.48 and 326,630.91

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Solution

The fourth proportional to 584,785.77, 806,918.48 and 326,630.91 is: 450,702.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,785.77 : 806,918.48 = 326,630.91 : x
  2. Step 2: Convert to fraction form
    584,785.77/806,918.48 = 326,630.91/x
  3. Step 3: Cross multiply
    584,785.77x = 806,918.48 × 326,630.91
  4. Step 4: Simplify right side
    584,785.77x = 263,564,517,418.22
  5. Step 5: Solve for x
    x = 263,564,517,418.22/584,785.77
  6. Step 6: Final answer
    x = 450,702.69

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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.