Home / 1,045,597.44-1,568,271.48-287,515.92

Finding the Fourth Proportional to 1,045,597.44, 1,568,271.48 and 287,515.92

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Solution

The fourth proportional to 1,045,597.44, 1,568,271.48 and 287,515.92 is: 431,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,597.44 : 1,568,271.48 = 287,515.92 : x
  2. Step 2: Convert to fraction form
    1,045,597.44/1,568,271.48 = 287,515.92/x
  3. Step 3: Cross multiply
    1,045,597.44x = 1,568,271.48 × 287,515.92
  4. Step 4: Simplify right side
    1,045,597.44x = 450,903,017,381.96
  5. Step 5: Solve for x
    x = 450,903,017,381.96/1,045,597.44
  6. Step 6: Final answer
    x = 431,239.60

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Double scale
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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.