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Finding the Fourth Proportional to 424,355.78, 585,597.57 and 233,368.58

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Solution

The fourth proportional to 424,355.78, 585,597.57 and 233,368.58 is: 322,041.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,355.78 : 585,597.57 = 233,368.58 : x
  2. Step 2: Convert to fraction form
    424,355.78/585,597.57 = 233,368.58/x
  3. Step 3: Cross multiply
    424,355.78x = 585,597.57 × 233,368.58
  4. Step 4: Simplify right side
    424,355.78x = 136,660,073,362.35
  5. Step 5: Solve for x
    x = 136,660,073,362.35/424,355.78
  6. Step 6: Final answer
    x = 322,041.27

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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.