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Finding the Fourth Proportional to 504,048.94, 695,120.30 and 367,867.18

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Solution

The fourth proportional to 504,048.94, 695,120.30 and 367,867.18 is: 507,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,048.94 : 695,120.30 = 367,867.18 : x
  2. Step 2: Convert to fraction form
    504,048.94/695,120.30 = 367,867.18/x
  3. Step 3: Cross multiply
    504,048.94x = 695,120.30 × 367,867.18
  4. Step 4: Simplify right side
    504,048.94x = 255,711,939,206.82
  5. Step 5: Solve for x
    x = 255,711,939,206.82/504,048.94
  6. Step 6: Final answer
    x = 507,315.70

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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.