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Finding the Fourth Proportional to 586,983.51, 810,050.22 and 328,879.44

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Solution

The fourth proportional to 586,983.51, 810,050.22 and 328,879.44 is: 453,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,983.51 : 810,050.22 = 328,879.44 : x
  2. Step 2: Convert to fraction form
    586,983.51/810,050.22 = 328,879.44/x
  3. Step 3: Cross multiply
    586,983.51x = 810,050.22 × 328,879.44
  4. Step 4: Simplify right side
    586,983.51x = 266,408,862,725.48
  5. Step 5: Solve for x
    x = 266,408,862,725.48/586,983.51
  6. Step 6: Final answer
    x = 453,860.90

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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.