Home / 702,667.52-1,054,002.72-328,952.96

Finding the Fourth Proportional to 702,667.52, 1,054,002.72 and 328,952.96

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Solution

The fourth proportional to 702,667.52, 1,054,002.72 and 328,952.96 is: 493,430.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,667.52 : 1,054,002.72 = 328,952.96 : x
  2. Step 2: Convert to fraction form
    702,667.52/1,054,002.72 = 328,952.96/x
  3. Step 3: Cross multiply
    702,667.52x = 1,054,002.72 × 328,952.96
  4. Step 4: Simplify right side
    702,667.52x = 346,717,314,592.05
  5. Step 5: Solve for x
    x = 346,717,314,592.05/702,667.52
  6. Step 6: Final answer
    x = 493,430.11

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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.