Home / 939,075.30-1,294,896.88-697,805.46

Finding the Fourth Proportional to 939,075.30, 1,294,896.88 and 697,805.46

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Solution

The fourth proportional to 939,075.30, 1,294,896.88 and 697,805.46 is: 962,208.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,075.30 : 1,294,896.88 = 697,805.46 : x
  2. Step 2: Convert to fraction form
    939,075.30/1,294,896.88 = 697,805.46/x
  3. Step 3: Cross multiply
    939,075.30x = 1,294,896.88 × 697,805.46
  4. Step 4: Simplify right side
    939,075.30x = 903,586,113,000.97
  5. Step 5: Solve for x
    x = 903,586,113,000.97/939,075.30
  6. Step 6: Final answer
    x = 962,208.37

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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.