Home / 653,250.12-901,454.69-362,880.50

Finding the Fourth Proportional to 653,250.12, 901,454.69 and 362,880.50

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Solution

The fourth proportional to 653,250.12, 901,454.69 and 362,880.50 is: 500,758.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,250.12 : 901,454.69 = 362,880.50 : x
  2. Step 2: Convert to fraction form
    653,250.12/901,454.69 = 362,880.50/x
  3. Step 3: Cross multiply
    653,250.12x = 901,454.69 × 362,880.50
  4. Step 4: Simplify right side
    653,250.12x = 327,120,328,634.55
  5. Step 5: Solve for x
    x = 327,120,328,634.55/653,250.12
  6. Step 6: Final answer
    x = 500,758.16

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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.