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Finding the Fourth Proportional to 592,830.64, 889,289.70 and 193,460.32

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Solution

The fourth proportional to 592,830.64, 889,289.70 and 193,460.32 is: 290,204.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,830.64 : 889,289.70 = 193,460.32 : x
  2. Step 2: Convert to fraction form
    592,830.64/889,289.70 = 193,460.32/x
  3. Step 3: Cross multiply
    592,830.64x = 889,289.70 × 193,460.32
  4. Step 4: Simplify right side
    592,830.64x = 172,042,269,934.70
  5. Step 5: Solve for x
    x = 172,042,269,934.70/592,830.64
  6. Step 6: Final answer
    x = 290,204.75

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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.