Home / 908,418.11-1,362,555.59-396,071.14

Finding the Fourth Proportional to 908,418.11, 1,362,555.59 and 396,071.14

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Solution

The fourth proportional to 908,418.11, 1,362,555.59 and 396,071.14 is: 594,075.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,418.11 : 1,362,555.59 = 396,071.14 : x
  2. Step 2: Convert to fraction form
    908,418.11/1,362,555.59 = 396,071.14/x
  3. Step 3: Cross multiply
    908,418.11x = 1,362,555.59 × 396,071.14
  4. Step 4: Simplify right side
    908,418.11x = 539,668,943,428.46
  5. Step 5: Solve for x
    x = 539,668,943,428.46/908,418.11
  6. Step 6: Final answer
    x = 594,075.50

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Double scale
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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.