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Finding the Fourth Proportional to 346,074.20, 483,322.90 and 346,074.20

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Solution

The fourth proportional to 346,074.20, 483,322.90 and 346,074.20 is: 483,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,074.20 : 483,322.90 = 346,074.20 : x
  2. Step 2: Convert to fraction form
    346,074.20/483,322.90 = 346,074.20/x
  3. Step 3: Cross multiply
    346,074.20x = 483,322.90 × 346,074.20
  4. Step 4: Simplify right side
    346,074.20x = 167,265,585,959.18
  5. Step 5: Solve for x
    x = 167,265,585,959.18/346,074.20
  6. Step 6: Final answer
    x = 483,322.90

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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.