Home / 1,182,712.80-1,774,328.40-383,858.40

Finding the Fourth Proportional to 1,182,712.80, 1,774,328.40 and 383,858.40

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Solution

The fourth proportional to 1,182,712.80, 1,774,328.40 and 383,858.40 is: 575,871.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,712.80 : 1,774,328.40 = 383,858.40 : x
  2. Step 2: Convert to fraction form
    1,182,712.80/1,774,328.40 = 383,858.40/x
  3. Step 3: Cross multiply
    1,182,712.80x = 1,774,328.40 × 383,858.40
  4. Step 4: Simplify right side
    1,182,712.80x = 681,090,860,698.56
  5. Step 5: Solve for x
    x = 681,090,860,698.56/1,182,712.80
  6. Step 6: Final answer
    x = 575,871.73

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1.5x scale

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.