Home / 970,853.77-1,456,279.41-260,881.82

Finding the Fourth Proportional to 970,853.77, 1,456,279.41 and 260,881.82

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Solution

The fourth proportional to 970,853.77, 1,456,279.41 and 260,881.82 is: 391,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,853.77 : 1,456,279.41 = 260,881.82 : x
  2. Step 2: Convert to fraction form
    970,853.77/1,456,279.41 = 260,881.82/x
  3. Step 3: Cross multiply
    970,853.77x = 1,456,279.41 × 260,881.82
  4. Step 4: Simplify right side
    970,853.77x = 379,916,822,909.33
  5. Step 5: Solve for x
    x = 379,916,822,909.33/970,853.77
  6. Step 6: Final answer
    x = 391,322.40

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Double scale
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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.