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Finding the Fourth Proportional to 517,636.55, 714,088.02 and 333,826.63

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Solution

The fourth proportional to 517,636.55, 714,088.02 and 333,826.63 is: 460,519.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,636.55 : 714,088.02 = 333,826.63 : x
  2. Step 2: Convert to fraction form
    517,636.55/714,088.02 = 333,826.63/x
  3. Step 3: Cross multiply
    517,636.55x = 714,088.02 × 333,826.63
  4. Step 4: Simplify right side
    517,636.55x = 238,381,595,454.75
  5. Step 5: Solve for x
    x = 238,381,595,454.75/517,636.55
  6. Step 6: Final answer
    x = 460,519.25

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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.