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Finding the Fourth Proportional to 265,055.55, 370,290.45 and 265,055.55

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Solution

The fourth proportional to 265,055.55, 370,290.45 and 265,055.55 is: 370,290.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,055.55 : 370,290.45 = 265,055.55 : x
  2. Step 2: Convert to fraction form
    265,055.55/370,290.45 = 265,055.55/x
  3. Step 3: Cross multiply
    265,055.55x = 370,290.45 × 265,055.55
  4. Step 4: Simplify right side
    265,055.55x = 98,147,538,884.50
  5. Step 5: Solve for x
    x = 98,147,538,884.50/265,055.55
  6. Step 6: Final answer
    x = 370,290.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.