Home / 966,918.80-1,450,378.20-610,000.40

Finding the Fourth Proportional to 966,918.80, 1,450,378.20 and 610,000.40

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Solution

The fourth proportional to 966,918.80, 1,450,378.20 and 610,000.40 is: 915,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,918.80 : 1,450,378.20 = 610,000.40 : x
  2. Step 2: Convert to fraction form
    966,918.80/1,450,378.20 = 610,000.40/x
  3. Step 3: Cross multiply
    966,918.80x = 1,450,378.20 × 610,000.40
  4. Step 4: Simplify right side
    966,918.80x = 884,731,282,151.28
  5. Step 5: Solve for x
    x = 884,731,282,151.28/966,918.80
  6. Step 6: Final answer
    x = 915,000.60

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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.