Home / 648,032.35-973,214.93-470,739.55

Finding the Fourth Proportional to 648,032.35, 973,214.93 and 470,739.55

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Solution

The fourth proportional to 648,032.35, 973,214.93 and 470,739.55 is: 706,956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,032.35 : 973,214.93 = 470,739.55 : x
  2. Step 2: Convert to fraction form
    648,032.35/973,214.93 = 470,739.55/x
  3. Step 3: Cross multiply
    648,032.35x = 973,214.93 × 470,739.55
  4. Step 4: Simplify right side
    648,032.35x = 458,130,755,847.78
  5. Step 5: Solve for x
    x = 458,130,755,847.78/648,032.35
  6. Step 6: Final answer
    x = 706,956.61

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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.