Home / 937,700.40-1,406,404.80-263,715.60

Finding the Fourth Proportional to 937,700.40, 1,406,404.80 and 263,715.60

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Solution

The fourth proportional to 937,700.40, 1,406,404.80 and 263,715.60 is: 395,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,700.40 : 1,406,404.80 = 263,715.60 : x
  2. Step 2: Convert to fraction form
    937,700.40/1,406,404.80 = 263,715.60/x
  3. Step 3: Cross multiply
    937,700.40x = 1,406,404.80 × 263,715.60
  4. Step 4: Simplify right side
    937,700.40x = 370,890,885,674.88
  5. Step 5: Solve for x
    x = 370,890,885,674.88/937,700.40
  6. Step 6: Final answer
    x = 395,532.40

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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.