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Finding the Fourth Proportional to 424,497.20, 585,802.86 and 233,506.40

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Solution

The fourth proportional to 424,497.20, 585,802.86 and 233,506.40 is: 322,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,497.20 : 585,802.86 = 233,506.40 : x
  2. Step 2: Convert to fraction form
    424,497.20/585,802.86 = 233,506.40/x
  3. Step 3: Cross multiply
    424,497.20x = 585,802.86 × 233,506.40
  4. Step 4: Simplify right side
    424,497.20x = 136,788,716,948.30
  5. Step 5: Solve for x
    x = 136,788,716,948.30/424,497.20
  6. Step 6: Final answer
    x = 322,237.03

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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.