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Finding the Fourth Proportional to 599,133.51, 826,770.38 and 357,688.71

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Solution

The fourth proportional to 599,133.51, 826,770.38 and 357,688.71 is: 493,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,133.51 : 826,770.38 = 357,688.71 : x
  2. Step 2: Convert to fraction form
    599,133.51/826,770.38 = 357,688.71/x
  3. Step 3: Cross multiply
    599,133.51x = 826,770.38 × 357,688.71
  4. Step 4: Simplify right side
    599,133.51x = 295,726,428,899.97
  5. Step 5: Solve for x
    x = 295,726,428,899.97/599,133.51
  6. Step 6: Final answer
    x = 493,590.20

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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.