Home / 1,072,642.40-1,608,488.40-362,477.60

Finding the Fourth Proportional to 1,072,642.40, 1,608,488.40 and 362,477.60

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Solution

The fourth proportional to 1,072,642.40, 1,608,488.40 and 362,477.60 is: 543,555.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,642.40 : 1,608,488.40 = 362,477.60 : x
  2. Step 2: Convert to fraction form
    1,072,642.40/1,608,488.40 = 362,477.60/x
  3. Step 3: Cross multiply
    1,072,642.40x = 1,608,488.40 × 362,477.60
  4. Step 4: Simplify right side
    1,072,642.40x = 583,041,014,859.84
  5. Step 5: Solve for x
    x = 583,041,014,859.84/1,072,642.40
  6. Step 6: Final answer
    x = 543,555.82

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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.