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Finding the Fourth Proportional to 424,793.55, 586,210.59 and 233,802.84

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Solution

The fourth proportional to 424,793.55, 586,210.59 and 233,802.84 is: 322,645.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,793.55 : 586,210.59 = 233,802.84 : x
  2. Step 2: Convert to fraction form
    424,793.55/586,210.59 = 233,802.84/x
  3. Step 3: Cross multiply
    424,793.55x = 586,210.59 × 233,802.84
  4. Step 4: Simplify right side
    424,793.55x = 137,057,700,780.08
  5. Step 5: Solve for x
    x = 137,057,700,780.08/424,793.55
  6. Step 6: Final answer
    x = 322,645.44

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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.