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Finding the Fourth Proportional to 362,302.80, 544,037.40 and 273,656.40

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Solution

The fourth proportional to 362,302.80, 544,037.40 and 273,656.40 is: 410,925.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,302.80 : 544,037.40 = 273,656.40 : x
  2. Step 2: Convert to fraction form
    362,302.80/544,037.40 = 273,656.40/x
  3. Step 3: Cross multiply
    362,302.80x = 544,037.40 × 273,656.40
  4. Step 4: Simplify right side
    362,302.80x = 148,879,316,349.36
  5. Step 5: Solve for x
    x = 148,879,316,349.36/362,302.80
  6. Step 6: Final answer
    x = 410,925.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.