Home / 700,399.68-1,049,090.50-474,520.86

Finding the Fourth Proportional to 700,399.68, 1,049,090.50 and 474,520.86

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Solution

The fourth proportional to 700,399.68, 1,049,090.50 and 474,520.86 is: 710,758.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,399.68 : 1,049,090.50 = 474,520.86 : x
  2. Step 2: Convert to fraction form
    700,399.68/1,049,090.50 = 474,520.86/x
  3. Step 3: Cross multiply
    700,399.68x = 1,049,090.50 × 474,520.86
  4. Step 4: Simplify right side
    700,399.68x = 497,815,326,277.83
  5. Step 5: Solve for x
    x = 497,815,326,277.83/700,399.68
  6. Step 6: Final answer
    x = 710,758.93

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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.