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Finding the Fourth Proportional to 339,444.84, 468,434.07 and 186,492.90

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Solution

The fourth proportional to 339,444.84, 468,434.07 and 186,492.90 is: 257,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,444.84 : 468,434.07 = 186,492.90 : x
  2. Step 2: Convert to fraction form
    339,444.84/468,434.07 = 186,492.90/x
  3. Step 3: Cross multiply
    339,444.84x = 468,434.07 × 186,492.90
  4. Step 4: Simplify right side
    339,444.84x = 87,359,628,173.10
  5. Step 5: Solve for x
    x = 87,359,628,173.10/339,444.84
  6. Step 6: Final answer
    x = 257,360.31

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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.