Home / 699,875.63-1,050,108.69-416,108.28

Finding the Fourth Proportional to 699,875.63, 1,050,108.69 and 416,108.28

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Solution

The fourth proportional to 699,875.63, 1,050,108.69 and 416,108.28 is: 624,337.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,875.63 : 1,050,108.69 = 416,108.28 : x
  2. Step 2: Convert to fraction form
    699,875.63/1,050,108.69 = 416,108.28/x
  3. Step 3: Cross multiply
    699,875.63x = 1,050,108.69 × 416,108.28
  4. Step 4: Simplify right side
    699,875.63x = 436,958,920,808.95
  5. Step 5: Solve for x
    x = 436,958,920,808.95/699,875.63
  6. Step 6: Final answer
    x = 624,337.96

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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.