Home / 783,907.60-1,176,250.20-447,206.80

Finding the Fourth Proportional to 783,907.60, 1,176,250.20 and 447,206.80

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Solution

The fourth proportional to 783,907.60, 1,176,250.20 and 447,206.80 is: 671,032.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,907.60 : 1,176,250.20 = 447,206.80 : x
  2. Step 2: Convert to fraction form
    783,907.60/1,176,250.20 = 447,206.80/x
  3. Step 3: Cross multiply
    783,907.60x = 1,176,250.20 × 447,206.80
  4. Step 4: Simplify right side
    783,907.60x = 526,027,087,941.36
  5. Step 5: Solve for x
    x = 526,027,087,941.36/783,907.60
  6. Step 6: Final answer
    x = 671,032.00

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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.