Home / 705,853.80-1,058,780.70-599,565.60

Finding the Fourth Proportional to 705,853.80, 1,058,780.70 and 599,565.60

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Solution

The fourth proportional to 705,853.80, 1,058,780.70 and 599,565.60 is: 899,348.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,853.80 : 1,058,780.70 = 599,565.60 : x
  2. Step 2: Convert to fraction form
    705,853.80/1,058,780.70 = 599,565.60/x
  3. Step 3: Cross multiply
    705,853.80x = 1,058,780.70 × 599,565.60
  4. Step 4: Simplify right side
    705,853.80x = 634,808,485,663.92
  5. Step 5: Solve for x
    x = 634,808,485,663.92/705,853.80
  6. Step 6: Final answer
    x = 899,348.40

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Double scale
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Similar ratio
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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.