Home / 916,566.35-1,374,521.45-317,366.60

Finding the Fourth Proportional to 916,566.35, 1,374,521.45 and 317,366.60

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Solution

The fourth proportional to 916,566.35, 1,374,521.45 and 317,366.60 is: 475,936.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,566.35 : 1,374,521.45 = 317,366.60 : x
  2. Step 2: Convert to fraction form
    916,566.35/1,374,521.45 = 317,366.60/x
  3. Step 3: Cross multiply
    916,566.35x = 1,374,521.45 × 317,366.60
  4. Step 4: Simplify right side
    916,566.35x = 436,227,190,754.13
  5. Step 5: Solve for x
    x = 436,227,190,754.13/916,566.35
  6. Step 6: Final answer
    x = 475,936.30

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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.