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Finding the Fourth Proportional to 504,137.40, 695,242.01 and 367,955.61

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Solution

The fourth proportional to 504,137.40, 695,242.01 and 367,955.61 is: 507,437.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,137.40 : 695,242.01 = 367,955.61 : x
  2. Step 2: Convert to fraction form
    504,137.40/695,242.01 = 367,955.61/x
  3. Step 3: Cross multiply
    504,137.40x = 695,242.01 × 367,955.61
  4. Step 4: Simplify right side
    504,137.40x = 255,818,196,047.40
  5. Step 5: Solve for x
    x = 255,818,196,047.40/504,137.40
  6. Step 6: Final answer
    x = 507,437.45

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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.