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Finding the Fourth Proportional to 426,448.89, 588,492.41 and 235,457.37

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Solution

The fourth proportional to 426,448.89, 588,492.41 and 235,457.37 is: 324,927.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,448.89 : 588,492.41 = 235,457.37 : x
  2. Step 2: Convert to fraction form
    426,448.89/588,492.41 = 235,457.37/x
  3. Step 3: Cross multiply
    426,448.89x = 588,492.41 × 235,457.37
  4. Step 4: Simplify right side
    426,448.89x = 138,564,873,946.28
  5. Step 5: Solve for x
    x = 138,564,873,946.28/426,448.89
  6. Step 6: Final answer
    x = 324,927.27

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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.