Home / 880,083.28-1,214,482.44-477,666.64

Finding the Fourth Proportional to 880,083.28, 1,214,482.44 and 477,666.64

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Solution

The fourth proportional to 880,083.28, 1,214,482.44 and 477,666.64 is: 659,162.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,083.28 : 1,214,482.44 = 477,666.64 : x
  2. Step 2: Convert to fraction form
    880,083.28/1,214,482.44 = 477,666.64/x
  3. Step 3: Cross multiply
    880,083.28x = 1,214,482.44 × 477,666.64
  4. Step 4: Simplify right side
    880,083.28x = 580,117,746,453.80
  5. Step 5: Solve for x
    x = 580,117,746,453.80/880,083.28
  6. Step 6: Final answer
    x = 659,162.33

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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.