Home / 902,112.60-1,353,168.90-559,628.40

Finding the Fourth Proportional to 902,112.60, 1,353,168.90 and 559,628.40

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Solution

The fourth proportional to 902,112.60, 1,353,168.90 and 559,628.40 is: 839,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,112.60 : 1,353,168.90 = 559,628.40 : x
  2. Step 2: Convert to fraction form
    902,112.60/1,353,168.90 = 559,628.40/x
  3. Step 3: Cross multiply
    902,112.60x = 1,353,168.90 × 559,628.40
  4. Step 4: Simplify right side
    902,112.60x = 757,271,746,436.76
  5. Step 5: Solve for x
    x = 757,271,746,436.76/902,112.60
  6. Step 6: Final answer
    x = 839,442.60

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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.