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Finding the Fourth Proportional to 995,191.89, 1,373,364.81 and 542,482.89

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Solution

The fourth proportional to 995,191.89, 1,373,364.81 and 542,482.89 is: 748,626.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,191.89 : 1,373,364.81 = 542,482.89 : x
  2. Step 2: Convert to fraction form
    995,191.89/1,373,364.81 = 542,482.89/x
  3. Step 3: Cross multiply
    995,191.89x = 1,373,364.81 × 542,482.89
  4. Step 4: Simplify right side
    995,191.89x = 745,026,911,153.10
  5. Step 5: Solve for x
    x = 745,026,911,153.10/995,191.89
  6. Step 6: Final answer
    x = 748,626.39

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.