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Finding the Fourth Proportional to 482,597.24, 666,001.98 and 291,573.72

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Solution

The fourth proportional to 482,597.24, 666,001.98 and 291,573.72 is: 402,382.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,597.24 : 666,001.98 = 291,573.72 : x
  2. Step 2: Convert to fraction form
    482,597.24/666,001.98 = 291,573.72/x
  3. Step 3: Cross multiply
    482,597.24x = 666,001.98 × 291,573.72
  4. Step 4: Simplify right side
    482,597.24x = 194,188,674,835.97
  5. Step 5: Solve for x
    x = 194,188,674,835.97/482,597.24
  6. Step 6: Final answer
    x = 402,382.49

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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.