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Finding the Fourth Proportional to 630,770.23, 946,300.24 and 181,494.82

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Solution

The fourth proportional to 630,770.23, 946,300.24 and 181,494.82 is: 272,283.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,770.23 : 946,300.24 = 181,494.82 : x
  2. Step 2: Convert to fraction form
    630,770.23/946,300.24 = 181,494.82/x
  3. Step 3: Cross multiply
    630,770.23x = 946,300.24 × 181,494.82
  4. Step 4: Simplify right side
    630,770.23x = 171,748,592,113.59
  5. Step 5: Solve for x
    x = 171,748,592,113.59/630,770.23
  6. Step 6: Final answer
    x = 272,283.92

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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.