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Finding the Fourth Proportional to 498,525.03, 747,525.07 and 340,798.59

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Solution

The fourth proportional to 498,525.03, 747,525.07 and 340,798.59 is: 511,018.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,525.03 : 747,525.07 = 340,798.59 : x
  2. Step 2: Convert to fraction form
    498,525.03/747,525.07 = 340,798.59/x
  3. Step 3: Cross multiply
    498,525.03x = 747,525.07 × 340,798.59
  4. Step 4: Simplify right side
    498,525.03x = 254,755,490,271.65
  5. Step 5: Solve for x
    x = 254,755,490,271.65/498,525.03
  6. Step 6: Final answer
    x = 511,018.45

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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.