Home / 930,362.95-1,283,861.08-543,199.85

Finding the Fourth Proportional to 930,362.95, 1,283,861.08 and 543,199.85

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Solution

The fourth proportional to 930,362.95, 1,283,861.08 and 543,199.85 is: 749,592.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,362.95 : 1,283,861.08 = 543,199.85 : x
  2. Step 2: Convert to fraction form
    930,362.95/1,283,861.08 = 543,199.85/x
  3. Step 3: Cross multiply
    930,362.95x = 1,283,861.08 × 543,199.85
  4. Step 4: Simplify right side
    930,362.95x = 697,393,146,076.84
  5. Step 5: Solve for x
    x = 697,393,146,076.84/930,362.95
  6. Step 6: Final answer
    x = 749,592.56

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1.5x scale

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.