Home / 783,933.60-1,176,289.20-447,232.80

Finding the Fourth Proportional to 783,933.60, 1,176,289.20 and 447,232.80

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Solution

The fourth proportional to 783,933.60, 1,176,289.20 and 447,232.80 is: 671,071.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,933.60 : 1,176,289.20 = 447,232.80 : x
  2. Step 2: Convert to fraction form
    783,933.60/1,176,289.20 = 447,232.80/x
  3. Step 3: Cross multiply
    783,933.60x = 1,176,289.20 × 447,232.80
  4. Step 4: Simplify right side
    783,933.60x = 526,075,112,525.76
  5. Step 5: Solve for x
    x = 526,075,112,525.76/783,933.60
  6. Step 6: Final answer
    x = 671,071.01

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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.