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Finding the Fourth Proportional to 657,154.40, 985,658.70 and 183,887.60

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Solution

The fourth proportional to 657,154.40, 985,658.70 and 183,887.60 is: 275,811.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,154.40 : 985,658.70 = 183,887.60 : x
  2. Step 2: Convert to fraction form
    657,154.40/985,658.70 = 183,887.60/x
  3. Step 3: Cross multiply
    657,154.40x = 985,658.70 × 183,887.60
  4. Step 4: Simplify right side
    657,154.40x = 181,250,412,762.12
  5. Step 5: Solve for x
    x = 181,250,412,762.12/657,154.40
  6. Step 6: Final answer
    x = 275,811.00

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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.