Home / 612,045.41-844,597.10-340,110.87

Finding the Fourth Proportional to 612,045.41, 844,597.10 and 340,110.87

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Solution

The fourth proportional to 612,045.41, 844,597.10 and 340,110.87 is: 469,338.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,045.41 : 844,597.10 = 340,110.87 : x
  2. Step 2: Convert to fraction form
    612,045.41/844,597.10 = 340,110.87/x
  3. Step 3: Cross multiply
    612,045.41x = 844,597.10 × 340,110.87
  4. Step 4: Simplify right side
    612,045.41x = 287,256,652,779.92
  5. Step 5: Solve for x
    x = 287,256,652,779.92/612,045.41
  6. Step 6: Final answer
    x = 469,338.79

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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.