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Finding the Fourth Proportional to 458,430.03, 632,559.56 and 264,807

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Solution

The fourth proportional to 458,430.03, 632,559.56 and 264,807 is: 365,390.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,430.03 : 632,559.56 = 264,807 : x
  2. Step 2: Convert to fraction form
    458,430.03/632,559.56 = 264,807/x
  3. Step 3: Cross multiply
    458,430.03x = 632,559.56 × 264,807
  4. Step 4: Simplify right side
    458,430.03x = 167,506,198,080.89
  5. Step 5: Solve for x
    x = 167,506,198,080.89/458,430.03
  6. Step 6: Final answer
    x = 365,390.98

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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.