Home / 859,153.88-1,185,599.40-477,205.04

Finding the Fourth Proportional to 859,153.88, 1,185,599.40 and 477,205.04

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Solution

The fourth proportional to 859,153.88, 1,185,599.40 and 477,205.04 is: 658,524.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,153.88 : 1,185,599.40 = 477,205.04 : x
  2. Step 2: Convert to fraction form
    859,153.88/1,185,599.40 = 477,205.04/x
  3. Step 3: Cross multiply
    859,153.88x = 1,185,599.40 × 477,205.04
  4. Step 4: Simplify right side
    859,153.88x = 565,774,009,100.98
  5. Step 5: Solve for x
    x = 565,774,009,100.98/859,153.88
  6. Step 6: Final answer
    x = 658,524.65

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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.