Home / 995,333.80-1,493,000.70-621,567.40

Finding the Fourth Proportional to 995,333.80, 1,493,000.70 and 621,567.40

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Solution

The fourth proportional to 995,333.80, 1,493,000.70 and 621,567.40 is: 932,351.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,333.80 : 1,493,000.70 = 621,567.40 : x
  2. Step 2: Convert to fraction form
    995,333.80/1,493,000.70 = 621,567.40/x
  3. Step 3: Cross multiply
    995,333.80x = 1,493,000.70 × 621,567.40
  4. Step 4: Simplify right side
    995,333.80x = 928,000,563,297.18
  5. Step 5: Solve for x
    x = 928,000,563,297.18/995,333.80
  6. Step 6: Final answer
    x = 932,351.10

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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.