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Finding the Fourth Proportional to 586,984.01, 810,050.91 and 328,879.94

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Solution

The fourth proportional to 586,984.01, 810,050.91 and 328,879.94 is: 453,861.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,984.01 : 810,050.91 = 328,879.94 : x
  2. Step 2: Convert to fraction form
    586,984.01/810,050.91 = 328,879.94/x
  3. Step 3: Cross multiply
    586,984.01x = 810,050.91 × 328,879.94
  4. Step 4: Simplify right side
    586,984.01x = 266,409,494,677.75
  5. Step 5: Solve for x
    x = 266,409,494,677.75/586,984.01
  6. Step 6: Final answer
    x = 453,861.59

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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.