Home / 830,291.84-1,240,888.64-606,124.34

Finding the Fourth Proportional to 830,291.84, 1,240,888.64 and 606,124.34

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Solution

The fourth proportional to 830,291.84, 1,240,888.64 and 606,124.34 is: 905,865.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,291.84 : 1,240,888.64 = 606,124.34 : x
  2. Step 2: Convert to fraction form
    830,291.84/1,240,888.64 = 606,124.34/x
  3. Step 3: Cross multiply
    830,291.84x = 1,240,888.64 × 606,124.34
  4. Step 4: Simplify right side
    830,291.84x = 752,132,807,933.50
  5. Step 5: Solve for x
    x = 752,132,807,933.50/830,291.84
  6. Step 6: Final answer
    x = 905,865.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.