Home / 893,064.48-1,232,215.92-505,888.80

Finding the Fourth Proportional to 893,064.48, 1,232,215.92 and 505,888.80

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Solution

The fourth proportional to 893,064.48, 1,232,215.92 and 505,888.80 is: 698,005.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,064.48 : 1,232,215.92 = 505,888.80 : x
  2. Step 2: Convert to fraction form
    893,064.48/1,232,215.92 = 505,888.80/x
  3. Step 3: Cross multiply
    893,064.48x = 1,232,215.92 × 505,888.80
  4. Step 4: Simplify right side
    893,064.48x = 623,364,233,109.70
  5. Step 5: Solve for x
    x = 623,364,233,109.70/893,064.48
  6. Step 6: Final answer
    x = 698,005.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.