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Finding the Fourth Proportional to 590,054.80, 885,738.30 and 365,668.60

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Solution

The fourth proportional to 590,054.80, 885,738.30 and 365,668.60 is: 548,909.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,054.80 : 885,738.30 = 365,668.60 : x
  2. Step 2: Convert to fraction form
    590,054.80/885,738.30 = 365,668.60/x
  3. Step 3: Cross multiply
    590,054.80x = 885,738.30 × 365,668.60
  4. Step 4: Simplify right side
    590,054.80x = 323,886,684,127.38
  5. Step 5: Solve for x
    x = 323,886,684,127.38/590,054.80
  6. Step 6: Final answer
    x = 548,909.50

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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.