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Finding the Fourth Proportional to 434,865.51, 600,112.94 and 243,878.31

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Solution

The fourth proportional to 434,865.51, 600,112.94 and 243,878.31 is: 336,551.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,865.51 : 600,112.94 = 243,878.31 : x
  2. Step 2: Convert to fraction form
    434,865.51/600,112.94 = 243,878.31/x
  3. Step 3: Cross multiply
    434,865.51x = 600,112.94 × 243,878.31
  4. Step 4: Simplify right side
    434,865.51x = 146,354,528,396.94
  5. Step 5: Solve for x
    x = 146,354,528,396.94/434,865.51
  6. Step 6: Final answer
    x = 336,551.24

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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.