Home / 699,985.90-1,050,604.68-358,662.18

Finding the Fourth Proportional to 699,985.90, 1,050,604.68 and 358,662.18

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Solution

The fourth proportional to 699,985.90, 1,050,604.68 and 358,662.18 is: 538,313.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,985.90 : 1,050,604.68 = 358,662.18 : x
  2. Step 2: Convert to fraction form
    699,985.90/1,050,604.68 = 358,662.18/x
  3. Step 3: Cross multiply
    699,985.90x = 1,050,604.68 × 358,662.18
  4. Step 4: Simplify right side
    699,985.90x = 376,812,162,204.63
  5. Step 5: Solve for x
    x = 376,812,162,204.63/699,985.90
  6. Step 6: Final answer
    x = 538,313.93

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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.