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Finding the Fourth Proportional to 364,030.30, 545,915.85 and 164,446.30

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Solution

The fourth proportional to 364,030.30, 545,915.85 and 164,446.30 is: 246,610.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,030.30 : 545,915.85 = 164,446.30 : x
  2. Step 2: Convert to fraction form
    364,030.30/545,915.85 = 164,446.30/x
  3. Step 3: Cross multiply
    364,030.30x = 545,915.85 × 164,446.30
  4. Step 4: Simplify right side
    364,030.30x = 89,773,841,643.86
  5. Step 5: Solve for x
    x = 89,773,841,643.86/364,030.30
  6. Step 6: Final answer
    x = 246,610.90

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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.