Home / 716,667.12-1,074,907.80-295,886.16

Finding the Fourth Proportional to 716,667.12, 1,074,907.80 and 295,886.16

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Solution

The fourth proportional to 716,667.12, 1,074,907.80 and 295,886.16 is: 443,790.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,667.12 : 1,074,907.80 = 295,886.16 : x
  2. Step 2: Convert to fraction form
    716,667.12/1,074,907.80 = 295,886.16/x
  3. Step 3: Cross multiply
    716,667.12x = 1,074,907.80 × 295,886.16
  4. Step 4: Simplify right side
    716,667.12x = 318,050,341,296.05
  5. Step 5: Solve for x
    x = 318,050,341,296.05/716,667.12
  6. Step 6: Final answer
    x = 443,790.89

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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.