Home / 673,952.40-1,010,928.60-611,744.40

Finding the Fourth Proportional to 673,952.40, 1,010,928.60 and 611,744.40

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Solution

The fourth proportional to 673,952.40, 1,010,928.60 and 611,744.40 is: 917,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,952.40 : 1,010,928.60 = 611,744.40 : x
  2. Step 2: Convert to fraction form
    673,952.40/1,010,928.60 = 611,744.40/x
  3. Step 3: Cross multiply
    673,952.40x = 1,010,928.60 × 611,744.40
  4. Step 4: Simplify right side
    673,952.40x = 618,429,909,849.84
  5. Step 5: Solve for x
    x = 618,429,909,849.84/673,952.40
  6. Step 6: Final answer
    x = 917,616.60

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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.