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Finding the Fourth Proportional to 434,101.50, 599,060.27 and 243,114.95

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Solution

The fourth proportional to 434,101.50, 599,060.27 and 243,114.95 is: 335,498.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,101.50 : 599,060.27 = 243,114.95 : x
  2. Step 2: Convert to fraction form
    434,101.50/599,060.27 = 243,114.95/x
  3. Step 3: Cross multiply
    434,101.50x = 599,060.27 × 243,114.95
  4. Step 4: Simplify right side
    434,101.50x = 145,640,509,693.48
  5. Step 5: Solve for x
    x = 145,640,509,693.48/434,101.50
  6. Step 6: Final answer
    x = 335,498.75

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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.