Home / 532,656.55-734,875.04-314,819.51

Finding the Fourth Proportional to 532,656.55, 734,875.04 and 314,819.51

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Solution

The fourth proportional to 532,656.55, 734,875.04 and 314,819.51 is: 434,338.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,656.55 : 734,875.04 = 314,819.51 : x
  2. Step 2: Convert to fraction form
    532,656.55/734,875.04 = 314,819.51/x
  3. Step 3: Cross multiply
    532,656.55x = 734,875.04 × 314,819.51
  4. Step 4: Simplify right side
    532,656.55x = 231,353,000,004.03
  5. Step 5: Solve for x
    x = 231,353,000,004.03/532,656.55
  6. Step 6: Final answer
    x = 434,338.04

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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.