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Finding the Fourth Proportional to 632,973.96, 873,504 and 346,494.24

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Solution

The fourth proportional to 632,973.96, 873,504 and 346,494.24 is: 478,162.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,973.96 : 873,504 = 346,494.24 : x
  2. Step 2: Convert to fraction form
    632,973.96/873,504 = 346,494.24/x
  3. Step 3: Cross multiply
    632,973.96x = 873,504 × 346,494.24
  4. Step 4: Simplify right side
    632,973.96x = 302,664,104,616.96
  5. Step 5: Solve for x
    x = 302,664,104,616.96/632,973.96
  6. Step 6: Final answer
    x = 478,162.02

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1.5x scale

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.