Home / 343,683.27-515,372.67-183,720.45

Finding the Fourth Proportional to 343,683.27, 515,372.67 and 183,720.45

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Solution

The fourth proportional to 343,683.27, 515,372.67 and 183,720.45 is: 275,499.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,683.27 : 515,372.67 = 183,720.45 : x
  2. Step 2: Convert to fraction form
    343,683.27/515,372.67 = 183,720.45/x
  3. Step 3: Cross multiply
    343,683.27x = 515,372.67 × 183,720.45
  4. Step 4: Simplify right side
    343,683.27x = 94,684,497,931.50
  5. Step 5: Solve for x
    x = 94,684,497,931.50/343,683.27
  6. Step 6: Final answer
    x = 275,499.30

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1.5x scale

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.