Home / 384,986.10-531,030.51-246,946.56

Finding the Fourth Proportional to 384,986.10, 531,030.51 and 246,946.56

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Solution

The fourth proportional to 384,986.10, 531,030.51 and 246,946.56 is: 340,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,986.10 : 531,030.51 = 246,946.56 : x
  2. Step 2: Convert to fraction form
    384,986.10/531,030.51 = 246,946.56/x
  3. Step 3: Cross multiply
    384,986.10x = 531,030.51 × 246,946.56
  4. Step 4: Simplify right side
    384,986.10x = 131,136,157,699.55
  5. Step 5: Solve for x
    x = 131,136,157,699.55/384,986.10
  6. Step 6: Final answer
    x = 340,625.69

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1.5x scale

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.