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Finding the Fourth Proportional to 539,609.94, 808,529.04 and 184,430.16

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Solution

The fourth proportional to 539,609.94, 808,529.04 and 184,430.16 is: 276,342.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,609.94 : 808,529.04 = 184,430.16 : x
  2. Step 2: Convert to fraction form
    539,609.94/808,529.04 = 184,430.16/x
  3. Step 3: Cross multiply
    539,609.94x = 808,529.04 × 184,430.16
  4. Step 4: Simplify right side
    539,609.94x = 149,117,140,211.85
  5. Step 5: Solve for x
    x = 149,117,140,211.85/539,609.94
  6. Step 6: Final answer
    x = 276,342.46

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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.