Home / 1,205,441.04-1,663,586.32-668,897.04

Finding the Fourth Proportional to 1,205,441.04, 1,663,586.32 and 668,897.04

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Solution

The fourth proportional to 1,205,441.04, 1,663,586.32 and 668,897.04 is: 923,121.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,441.04 : 1,663,586.32 = 668,897.04 : x
  2. Step 2: Convert to fraction form
    1,205,441.04/1,663,586.32 = 668,897.04/x
  3. Step 3: Cross multiply
    1,205,441.04x = 1,663,586.32 × 668,897.04
  4. Step 4: Simplify right side
    1,205,441.04x = 1,112,767,965,232.49
  5. Step 5: Solve for x
    x = 1,112,767,965,232.49/1,205,441.04
  6. Step 6: Final answer
    x = 923,121.02

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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.