Home / 852,544.80-1,277,132.40-553,233.60

Finding the Fourth Proportional to 852,544.80, 1,277,132.40 and 553,233.60

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Solution

The fourth proportional to 852,544.80, 1,277,132.40 and 553,233.60 is: 828,757.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,544.80 : 1,277,132.40 = 553,233.60 : x
  2. Step 2: Convert to fraction form
    852,544.80/1,277,132.40 = 553,233.60/x
  3. Step 3: Cross multiply
    852,544.80x = 1,277,132.40 × 553,233.60
  4. Step 4: Simplify right side
    852,544.80x = 706,552,555,328.64
  5. Step 5: Solve for x
    x = 706,552,555,328.64/852,544.80
  6. Step 6: Final answer
    x = 828,757.10

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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.