Home / 1,117,692.12-1,676,538.72-369,738.12

Finding the Fourth Proportional to 1,117,692.12, 1,676,538.72 and 369,738.12

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Solution

The fourth proportional to 1,117,692.12, 1,676,538.72 and 369,738.12 is: 554,607.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,692.12 : 1,676,538.72 = 369,738.12 : x
  2. Step 2: Convert to fraction form
    1,117,692.12/1,676,538.72 = 369,738.12/x
  3. Step 3: Cross multiply
    1,117,692.12x = 1,676,538.72 × 369,738.12
  4. Step 4: Simplify right side
    1,117,692.12x = 619,880,274,440.01
  5. Step 5: Solve for x
    x = 619,880,274,440.01/1,117,692.12
  6. Step 6: Final answer
    x = 554,607.36

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1.5x scale

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.