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Finding the Fourth Proportional to 424,323.81, 585,571.01 and 233,338.50

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Solution

The fourth proportional to 424,323.81, 585,571.01 and 233,338.50 is: 322,009.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,323.81 : 585,571.01 = 233,338.50 : x
  2. Step 2: Convert to fraction form
    424,323.81/585,571.01 = 233,338.50/x
  3. Step 3: Cross multiply
    424,323.81x = 585,571.01 × 233,338.50
  4. Step 4: Simplify right side
    424,323.81x = 136,636,259,950.19
  5. Step 5: Solve for x
    x = 136,636,259,950.19/424,323.81
  6. Step 6: Final answer
    x = 322,009.41

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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.