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Finding the Fourth Proportional to 541,597.89, 747,430.74 and 326,733.35

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Solution

The fourth proportional to 541,597.89, 747,430.74 and 326,733.35 is: 450,907.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,597.89 : 747,430.74 = 326,733.35 : x
  2. Step 2: Convert to fraction form
    541,597.89/747,430.74 = 326,733.35/x
  3. Step 3: Cross multiply
    541,597.89x = 747,430.74 × 326,733.35
  4. Step 4: Simplify right side
    541,597.89x = 244,210,545,836.03
  5. Step 5: Solve for x
    x = 244,210,545,836.03/541,597.89
  6. Step 6: Final answer
    x = 450,907.49

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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.