Home / 759,499.44-1,048,109.68-432,803.20

Finding the Fourth Proportional to 759,499.44, 1,048,109.68 and 432,803.20

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Solution

The fourth proportional to 759,499.44, 1,048,109.68 and 432,803.20 is: 597,268.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,499.44 : 1,048,109.68 = 432,803.20 : x
  2. Step 2: Convert to fraction form
    759,499.44/1,048,109.68 = 432,803.20/x
  3. Step 3: Cross multiply
    759,499.44x = 1,048,109.68 × 432,803.20
  4. Step 4: Simplify right side
    759,499.44x = 453,625,223,454.98
  5. Step 5: Solve for x
    x = 453,625,223,454.98/759,499.44
  6. Step 6: Final answer
    x = 597,268.67

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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.