Home / 429,136.05-592,210.06-238,149.60

Finding the Fourth Proportional to 429,136.05, 592,210.06 and 238,149.60

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Solution

The fourth proportional to 429,136.05, 592,210.06 and 238,149.60 is: 328,647.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,136.05 : 592,210.06 = 238,149.60 : x
  2. Step 2: Convert to fraction form
    429,136.05/592,210.06 = 238,149.60/x
  3. Step 3: Cross multiply
    429,136.05x = 592,210.06 × 238,149.60
  4. Step 4: Simplify right side
    429,136.05x = 141,034,588,904.98
  5. Step 5: Solve for x
    x = 141,034,588,904.98/429,136.05
  6. Step 6: Final answer
    x = 328,647.73

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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.