Home / 1,368,128.81-2,052,193.32-370,856.81

Finding the Fourth Proportional to 1,368,128.81, 2,052,193.32 and 370,856.81

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Solution

The fourth proportional to 1,368,128.81, 2,052,193.32 and 370,856.81 is: 556,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,128.81 : 2,052,193.32 = 370,856.81 : x
  2. Step 2: Convert to fraction form
    1,368,128.81/2,052,193.32 = 370,856.81/x
  3. Step 3: Cross multiply
    1,368,128.81x = 2,052,193.32 × 370,856.81
  4. Step 4: Simplify right side
    1,368,128.81x = 761,069,873,288.99
  5. Step 5: Solve for x
    x = 761,069,873,288.99/1,368,128.81
  6. Step 6: Final answer
    x = 556,285.25

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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.