Home / 880,832.39-1,320,304.05-577,111.86

Finding the Fourth Proportional to 880,832.39, 1,320,304.05 and 577,111.86

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Solution

The fourth proportional to 880,832.39, 1,320,304.05 and 577,111.86 is: 865,048.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,832.39 : 1,320,304.05 = 577,111.86 : x
  2. Step 2: Convert to fraction form
    880,832.39/1,320,304.05 = 577,111.86/x
  3. Step 3: Cross multiply
    880,832.39x = 1,320,304.05 × 577,111.86
  4. Step 4: Simplify right side
    880,832.39x = 761,963,126,061.03
  5. Step 5: Solve for x
    x = 761,963,126,061.03/880,832.39
  6. Step 6: Final answer
    x = 865,048.95

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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.