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Finding the Fourth Proportional to 364,814.29, 544,454.44 and 355,366.45

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Solution

The fourth proportional to 364,814.29, 544,454.44 and 355,366.45 is: 530,354.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,814.29 : 544,454.44 = 355,366.45 : x
  2. Step 2: Convert to fraction form
    364,814.29/544,454.44 = 355,366.45/x
  3. Step 3: Cross multiply
    364,814.29x = 544,454.44 × 355,366.45
  4. Step 4: Simplify right side
    364,814.29x = 193,480,841,529.54
  5. Step 5: Solve for x
    x = 193,480,841,529.54/364,814.29
  6. Step 6: Final answer
    x = 530,354.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.