Home / 364,050.12-502,391.50-202,915.40

Finding the Fourth Proportional to 364,050.12, 502,391.50 and 202,915.40

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Solution

The fourth proportional to 364,050.12, 502,391.50 and 202,915.40 is: 280,024.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,050.12 : 502,391.50 = 202,915.40 : x
  2. Step 2: Convert to fraction form
    364,050.12/502,391.50 = 202,915.40/x
  3. Step 3: Cross multiply
    364,050.12x = 502,391.50 × 202,915.40
  4. Step 4: Simplify right side
    364,050.12x = 101,942,970,415.83
  5. Step 5: Solve for x
    x = 101,942,970,415.83/364,050.12
  6. Step 6: Final answer
    x = 280,024.55

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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.