Home / 1,006,392.40-1,508,490.59-494,409.88

Finding the Fourth Proportional to 1,006,392.40, 1,508,490.59 and 494,409.88

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Solution

The fourth proportional to 1,006,392.40, 1,508,490.59 and 494,409.88 is: 741,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,392.40 : 1,508,490.59 = 494,409.88 : x
  2. Step 2: Convert to fraction form
    1,006,392.40/1,508,490.59 = 494,409.88/x
  3. Step 3: Cross multiply
    1,006,392.40x = 1,508,490.59 × 494,409.88
  4. Step 4: Simplify right side
    1,006,392.40x = 745,812,645,292.39
  5. Step 5: Solve for x
    x = 745,812,645,292.39/1,006,392.40
  6. Step 6: Final answer
    x = 741,075.40

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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.