Home / 879,629.10-1,319,443.65-599,693.10

Finding the Fourth Proportional to 879,629.10, 1,319,443.65 and 599,693.10

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Solution

The fourth proportional to 879,629.10, 1,319,443.65 and 599,693.10 is: 899,539.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,629.10 : 1,319,443.65 = 599,693.10 : x
  2. Step 2: Convert to fraction form
    879,629.10/1,319,443.65 = 599,693.10/x
  3. Step 3: Cross multiply
    879,629.10x = 1,319,443.65 × 599,693.10
  4. Step 4: Simplify right side
    879,629.10x = 791,261,252,743.82
  5. Step 5: Solve for x
    x = 791,261,252,743.82/879,629.10
  6. Step 6: Final answer
    x = 899,539.65

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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.