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Finding the Fourth Proportional to 366,953.20, 549,773.70 and 310,528.60

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Solution

The fourth proportional to 366,953.20, 549,773.70 and 310,528.60 is: 465,237.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,953.20 : 549,773.70 = 310,528.60 : x
  2. Step 2: Convert to fraction form
    366,953.20/549,773.70 = 310,528.60/x
  3. Step 3: Cross multiply
    366,953.20x = 549,773.70 × 310,528.60
  4. Step 4: Simplify right side
    366,953.20x = 170,720,457,377.82
  5. Step 5: Solve for x
    x = 170,720,457,377.82/366,953.20
  6. Step 6: Final answer
    x = 465,237.69

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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.