Home / 929,281.32-1,282,858.74-623,245.95

Finding the Fourth Proportional to 929,281.32, 1,282,858.74 and 623,245.95

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Solution

The fourth proportional to 929,281.32, 1,282,858.74 and 623,245.95 is: 860,381.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,281.32 : 1,282,858.74 = 623,245.95 : x
  2. Step 2: Convert to fraction form
    929,281.32/1,282,858.74 = 623,245.95/x
  3. Step 3: Cross multiply
    929,281.32x = 1,282,858.74 × 623,245.95
  4. Step 4: Simplify right side
    929,281.32x = 799,536,514,127.10
  5. Step 5: Solve for x
    x = 799,536,514,127.10/929,281.32
  6. Step 6: Final answer
    x = 860,381.56

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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.