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Finding the Fourth Proportional to 352,155.60, 528,233.40 and 334,952.40

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Solution

The fourth proportional to 352,155.60, 528,233.40 and 334,952.40 is: 502,428.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,155.60 : 528,233.40 = 334,952.40 : x
  2. Step 2: Convert to fraction form
    352,155.60/528,233.40 = 334,952.40/x
  3. Step 3: Cross multiply
    352,155.60x = 528,233.40 × 334,952.40
  4. Step 4: Simplify right side
    352,155.60x = 176,933,045,090.16
  5. Step 5: Solve for x
    x = 176,933,045,090.16/352,155.60
  6. Step 6: Final answer
    x = 502,428.60

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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.