Home / 818,600.10-1,228,084.23-249,933.63

Finding the Fourth Proportional to 818,600.10, 1,228,084.23 and 249,933.63

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Solution

The fourth proportional to 818,600.10, 1,228,084.23 and 249,933.63 is: 374,956.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,600.10 : 1,228,084.23 = 249,933.63 : x
  2. Step 2: Convert to fraction form
    818,600.10/1,228,084.23 = 249,933.63/x
  3. Step 3: Cross multiply
    818,600.10x = 1,228,084.23 × 249,933.63
  4. Step 4: Simplify right side
    818,600.10x = 306,939,549,549.66
  5. Step 5: Solve for x
    x = 306,939,549,549.66/818,600.10
  6. Step 6: Final answer
    x = 374,956.65

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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.