Home / 651,724.63-899,330.39-365,189.36

Finding the Fourth Proportional to 651,724.63, 899,330.39 and 365,189.36

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Solution

The fourth proportional to 651,724.63, 899,330.39 and 365,189.36 is: 503,933.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,724.63 : 899,330.39 = 365,189.36 : x
  2. Step 2: Convert to fraction form
    651,724.63/899,330.39 = 365,189.36/x
  3. Step 3: Cross multiply
    651,724.63x = 899,330.39 × 365,189.36
  4. Step 4: Simplify right side
    651,724.63x = 328,425,891,712.44
  5. Step 5: Solve for x
    x = 328,425,891,712.44/651,724.63
  6. Step 6: Final answer
    x = 503,933.53

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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.