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Finding the Fourth Proportional to 369,255.80, 509,574.39 and 233,350.15

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Solution

The fourth proportional to 369,255.80, 509,574.39 and 233,350.15 is: 322,024.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,255.80 : 509,574.39 = 233,350.15 : x
  2. Step 2: Convert to fraction form
    369,255.80/509,574.39 = 233,350.15/x
  3. Step 3: Cross multiply
    369,255.80x = 509,574.39 × 233,350.15
  4. Step 4: Simplify right side
    369,255.80x = 118,909,256,628.04
  5. Step 5: Solve for x
    x = 118,909,256,628.04/369,255.80
  6. Step 6: Final answer
    x = 322,024.08

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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.