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Finding the Fourth Proportional to 508,925.84, 702,005.13 and 365,877.81

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Solution

The fourth proportional to 508,925.84, 702,005.13 and 365,877.81 is: 504,686.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,925.84 : 702,005.13 = 365,877.81 : x
  2. Step 2: Convert to fraction form
    508,925.84/702,005.13 = 365,877.81/x
  3. Step 3: Cross multiply
    508,925.84x = 702,005.13 × 365,877.81
  4. Step 4: Simplify right side
    508,925.84x = 256,848,099,573.17
  5. Step 5: Solve for x
    x = 256,848,099,573.17/508,925.84
  6. Step 6: Final answer
    x = 504,686.70

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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.