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Finding the Fourth Proportional to 359,403.61, 496,136.36 and 232,141.27

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Solution

The fourth proportional to 359,403.61, 496,136.36 and 232,141.27 is: 320,457.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,403.61 : 496,136.36 = 232,141.27 : x
  2. Step 2: Convert to fraction form
    359,403.61/496,136.36 = 232,141.27/x
  3. Step 3: Cross multiply
    359,403.61x = 496,136.36 × 232,141.27
  4. Step 4: Simplify right side
    359,403.61x = 115,173,724,703.58
  5. Step 5: Solve for x
    x = 115,173,724,703.58/359,403.61
  6. Step 6: Final answer
    x = 320,457.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.