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Finding the Fourth Proportional to 439,937.93, 607,114.34 and 238,733.93

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Solution

The fourth proportional to 439,937.93, 607,114.34 and 238,733.93 is: 329,452.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,937.93 : 607,114.34 = 238,733.93 : x
  2. Step 2: Convert to fraction form
    439,937.93/607,114.34 = 238,733.93/x
  3. Step 3: Cross multiply
    439,937.93x = 607,114.34 × 238,733.93
  4. Step 4: Simplify right side
    439,937.93x = 144,938,788,118.32
  5. Step 5: Solve for x
    x = 144,938,788,118.32/439,937.93
  6. Step 6: Final answer
    x = 329,452.82

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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.