Home / 651,454.88-899,044.63-365,067.23

Finding the Fourth Proportional to 651,454.88, 899,044.63 and 365,067.23

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Solution

The fourth proportional to 651,454.88, 899,044.63 and 365,067.23 is: 503,813.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,454.88 : 899,044.63 = 365,067.23 : x
  2. Step 2: Convert to fraction form
    651,454.88/899,044.63 = 365,067.23/x
  3. Step 3: Cross multiply
    651,454.88x = 899,044.63 × 365,067.23
  4. Step 4: Simplify right side
    651,454.88x = 328,211,727,312.58
  5. Step 5: Solve for x
    x = 328,211,727,312.58/651,454.88
  6. Step 6: Final answer
    x = 503,813.45

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Double scale
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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.