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Finding the Fourth Proportional to 657,832.16, 907,798.59 and 367,447.76

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Solution

The fourth proportional to 657,832.16, 907,798.59 and 367,447.76 is: 507,072.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,832.16 : 907,798.59 = 367,447.76 : x
  2. Step 2: Convert to fraction form
    657,832.16/907,798.59 = 367,447.76/x
  3. Step 3: Cross multiply
    657,832.16x = 907,798.59 × 367,447.76
  4. Step 4: Simplify right side
    657,832.16x = 333,568,553,887.67
  5. Step 5: Solve for x
    x = 333,568,553,887.67/657,832.16
  6. Step 6: Final answer
    x = 507,072.44

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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.