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Finding the Fourth Proportional to 424,341.28, 585,574.68 and 233,343.28

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Solution

The fourth proportional to 424,341.28, 585,574.68 and 233,343.28 is: 322,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,341.28 : 585,574.68 = 233,343.28 : x
  2. Step 2: Convert to fraction form
    424,341.28/585,574.68 = 233,343.28/x
  3. Step 3: Cross multiply
    424,341.28x = 585,574.68 × 233,343.28
  4. Step 4: Simplify right side
    424,341.28x = 136,639,916,516.15
  5. Step 5: Solve for x
    x = 136,639,916,516.15/424,341.28
  6. Step 6: Final answer
    x = 322,004.77

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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.