Home / 885,270.06-1,221,767.30-541,307.58

Finding the Fourth Proportional to 885,270.06, 1,221,767.30 and 541,307.58

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Solution

The fourth proportional to 885,270.06, 1,221,767.30 and 541,307.58 is: 747,062.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,270.06 : 1,221,767.30 = 541,307.58 : x
  2. Step 2: Convert to fraction form
    885,270.06/1,221,767.30 = 541,307.58/x
  3. Step 3: Cross multiply
    885,270.06x = 1,221,767.30 × 541,307.58
  4. Step 4: Simplify right side
    885,270.06x = 661,351,904,521.58
  5. Step 5: Solve for x
    x = 661,351,904,521.58/885,270.06
  6. Step 6: Final answer
    x = 747,062.32

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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.