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Finding the Fourth Proportional to 761,886, 1,051,189.92 and 600,239.34

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Solution

The fourth proportional to 761,886, 1,051,189.92 and 600,239.34 is: 828,162.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,886 : 1,051,189.92 = 600,239.34 : x
  2. Step 2: Convert to fraction form
    761,886/1,051,189.92 = 600,239.34/x
  3. Step 3: Cross multiply
    761,886x = 1,051,189.92 × 600,239.34
  4. Step 4: Simplify right side
    761,886x = 630,965,543,795.45
  5. Step 5: Solve for x
    x = 630,965,543,795.45/761,886
  6. Step 6: Final answer
    x = 828,162.67

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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.