Home / 651,416.59-898,949.96-364,939.03

Finding the Fourth Proportional to 651,416.59, 898,949.96 and 364,939.03

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Solution

The fourth proportional to 651,416.59, 898,949.96 and 364,939.03 is: 503,613.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,416.59 : 898,949.96 = 364,939.03 : x
  2. Step 2: Convert to fraction form
    651,416.59/898,949.96 = 364,939.03/x
  3. Step 3: Cross multiply
    651,416.59x = 898,949.96 × 364,939.03
  4. Step 4: Simplify right side
    651,416.59x = 328,061,921,926.19
  5. Step 5: Solve for x
    x = 328,061,921,926.19/651,416.59
  6. Step 6: Final answer
    x = 503,613.09

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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.