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Finding the Fourth Proportional to 366,544.74, 549,841.68 and 100,307.55

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Solution

The fourth proportional to 366,544.74, 549,841.68 and 100,307.55 is: 150,468.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,544.74 : 549,841.68 = 100,307.55 : x
  2. Step 2: Convert to fraction form
    366,544.74/549,841.68 = 100,307.55/x
  3. Step 3: Cross multiply
    366,544.74x = 549,841.68 × 100,307.55
  4. Step 4: Simplify right side
    366,544.74x = 55,153,271,808.68
  5. Step 5: Solve for x
    x = 55,153,271,808.68/366,544.74
  6. Step 6: Final answer
    x = 150,468.05

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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.