Home / 845,511.16-1,166,805.12-463,529.74

Finding the Fourth Proportional to 845,511.16, 1,166,805.12 and 463,529.74

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Solution

The fourth proportional to 845,511.16, 1,166,805.12 and 463,529.74 is: 639,670.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,511.16 : 1,166,805.12 = 463,529.74 : x
  2. Step 2: Convert to fraction form
    845,511.16/1,166,805.12 = 463,529.74/x
  3. Step 3: Cross multiply
    845,511.16x = 1,166,805.12 × 463,529.74
  4. Step 4: Simplify right side
    845,511.16x = 540,848,873,904.27
  5. Step 5: Solve for x
    x = 540,848,873,904.27/845,511.16
  6. Step 6: Final answer
    x = 639,670.89

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Double scale
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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.