Home / 880,833.96-1,215,208.98-623,089.80

Finding the Fourth Proportional to 880,833.96, 1,215,208.98 and 623,089.80

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Solution

The fourth proportional to 880,833.96, 1,215,208.98 and 623,089.80 is: 859,622.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,833.96 : 1,215,208.98 = 623,089.80 : x
  2. Step 2: Convert to fraction form
    880,833.96/1,215,208.98 = 623,089.80/x
  3. Step 3: Cross multiply
    880,833.96x = 1,215,208.98 × 623,089.80
  4. Step 4: Simplify right side
    880,833.96x = 757,184,320,306.40
  5. Step 5: Solve for x
    x = 757,184,320,306.40/880,833.96
  6. Step 6: Final answer
    x = 859,622.08

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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.