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Finding the Fourth Proportional to 524,495.84, 788,243.08 and 488,955.86

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Solution

The fourth proportional to 524,495.84, 788,243.08 and 488,955.86 is: 734,831.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,495.84 : 788,243.08 = 488,955.86 : x
  2. Step 2: Convert to fraction form
    524,495.84/788,243.08 = 488,955.86/x
  3. Step 3: Cross multiply
    524,495.84x = 788,243.08 × 488,955.86
  4. Step 4: Simplify right side
    524,495.84x = 385,416,073,070.45
  5. Step 5: Solve for x
    x = 385,416,073,070.45/524,495.84
  6. Step 6: Final answer
    x = 734,831.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.