Home / 343,683.52-515,373.04-183,720.70

Finding the Fourth Proportional to 343,683.52, 515,373.04 and 183,720.70

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Solution

The fourth proportional to 343,683.52, 515,373.04 and 183,720.70 is: 275,499.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,683.52 : 515,373.04 = 183,720.70 : x
  2. Step 2: Convert to fraction form
    343,683.52/515,373.04 = 183,720.70/x
  3. Step 3: Cross multiply
    343,683.52x = 515,373.04 × 183,720.70
  4. Step 4: Simplify right side
    343,683.52x = 94,684,695,669.93
  5. Step 5: Solve for x
    x = 94,684,695,669.93/343,683.52
  6. Step 6: Final answer
    x = 275,499.67

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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.