Home / 746,486.40-1,119,729.60-559,862.40

Finding the Fourth Proportional to 746,486.40, 1,119,729.60 and 559,862.40

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Solution

The fourth proportional to 746,486.40, 1,119,729.60 and 559,862.40 is: 839,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,486.40 : 1,119,729.60 = 559,862.40 : x
  2. Step 2: Convert to fraction form
    746,486.40/1,119,729.60 = 559,862.40/x
  3. Step 3: Cross multiply
    746,486.40x = 1,119,729.60 × 559,862.40
  4. Step 4: Simplify right side
    746,486.40x = 626,894,501,207.04
  5. Step 5: Solve for x
    x = 626,894,501,207.04/746,486.40
  6. Step 6: Final answer
    x = 839,793.60

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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.