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Finding the Fourth Proportional to 348,004.60, 522,006.90 and 236,030.20

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Solution

The fourth proportional to 348,004.60, 522,006.90 and 236,030.20 is: 354,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,004.60 : 522,006.90 = 236,030.20 : x
  2. Step 2: Convert to fraction form
    348,004.60/522,006.90 = 236,030.20/x
  3. Step 3: Cross multiply
    348,004.60x = 522,006.90 × 236,030.20
  4. Step 4: Simplify right side
    348,004.60x = 123,209,393,008.38
  5. Step 5: Solve for x
    x = 123,209,393,008.38/348,004.60
  6. Step 6: Final answer
    x = 354,045.30

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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.