Home / 373,108.24-514,890-203,342.32

Finding the Fourth Proportional to 373,108.24, 514,890 and 203,342.32

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Solution

The fourth proportional to 373,108.24, 514,890 and 203,342.32 is: 280,612.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,108.24 : 514,890 = 203,342.32 : x
  2. Step 2: Convert to fraction form
    373,108.24/514,890 = 203,342.32/x
  3. Step 3: Cross multiply
    373,108.24x = 514,890 × 203,342.32
  4. Step 4: Simplify right side
    373,108.24x = 104,698,927,144.80
  5. Step 5: Solve for x
    x = 104,698,927,144.80/373,108.24
  6. Step 6: Final answer
    x = 280,612.74

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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.