Home / 898,176.60-1,345,296.60-780,078.60

Finding the Fourth Proportional to 898,176.60, 1,345,296.60 and 780,078.60

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Solution

The fourth proportional to 898,176.60, 1,345,296.60 and 780,078.60 is: 1,168,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,176.60 : 1,345,296.60 = 780,078.60 : x
  2. Step 2: Convert to fraction form
    898,176.60/1,345,296.60 = 780,078.60/x
  3. Step 3: Cross multiply
    898,176.60x = 1,345,296.60 × 780,078.60
  4. Step 4: Simplify right side
    898,176.60x = 1,049,437,088,312.76
  5. Step 5: Solve for x
    x = 1,049,437,088,312.76/898,176.60
  6. Step 6: Final answer
    x = 1,168,408.40

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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.