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Finding the Fourth Proportional to 633,091.00, 873,665.18 and 346,611.01

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Solution

The fourth proportional to 633,091.00, 873,665.18 and 346,611.01 is: 478,322.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,091.00 : 873,665.18 = 346,611.01 : x
  2. Step 2: Convert to fraction form
    633,091.00/873,665.18 = 346,611.01/x
  3. Step 3: Cross multiply
    633,091.00x = 873,665.18 × 346,611.01
  4. Step 4: Simplify right side
    633,091.00x = 302,821,973,492.32
  5. Step 5: Solve for x
    x = 302,821,973,492.32/633,091.00
  6. Step 6: Final answer
    x = 478,322.98

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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.