Home / 1,336,525.10-2,005,246.65-390,034.70

Finding the Fourth Proportional to 1,336,525.10, 2,005,246.65 and 390,034.70

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Solution

The fourth proportional to 1,336,525.10, 2,005,246.65 and 390,034.70 is: 585,186.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,525.10 : 2,005,246.65 = 390,034.70 : x
  2. Step 2: Convert to fraction form
    1,336,525.10/2,005,246.65 = 390,034.70/x
  3. Step 3: Cross multiply
    1,336,525.10x = 2,005,246.65 × 390,034.70
  4. Step 4: Simplify right side
    1,336,525.10x = 782,115,775,558.76
  5. Step 5: Solve for x
    x = 782,115,775,558.76/1,336,525.10
  6. Step 6: Final answer
    x = 585,186.00

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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.