Home / 1,304,539.60-1,956,809.40-357,908.80

Finding the Fourth Proportional to 1,304,539.60, 1,956,809.40 and 357,908.80

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Solution

The fourth proportional to 1,304,539.60, 1,956,809.40 and 357,908.80 is: 536,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,539.60 : 1,956,809.40 = 357,908.80 : x
  2. Step 2: Convert to fraction form
    1,304,539.60/1,956,809.40 = 357,908.80/x
  3. Step 3: Cross multiply
    1,304,539.60x = 1,956,809.40 × 357,908.80
  4. Step 4: Simplify right side
    1,304,539.60x = 700,359,304,182.72
  5. Step 5: Solve for x
    x = 700,359,304,182.72/1,304,539.60
  6. Step 6: Final answer
    x = 536,863.20

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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.