Home / 859,503.04-1,289,254.48-268,527.04

Finding the Fourth Proportional to 859,503.04, 1,289,254.48 and 268,527.04

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Solution

The fourth proportional to 859,503.04, 1,289,254.48 and 268,527.04 is: 402,790.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,503.04 : 1,289,254.48 = 268,527.04 : x
  2. Step 2: Convert to fraction form
    859,503.04/1,289,254.48 = 268,527.04/x
  3. Step 3: Cross multiply
    859,503.04x = 1,289,254.48 × 268,527.04
  4. Step 4: Simplify right side
    859,503.04x = 346,199,689,321.14
  5. Step 5: Solve for x
    x = 346,199,689,321.14/859,503.04
  6. Step 6: Final answer
    x = 402,790.54

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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.