Home / 844,886.07-1,267,328.79-561,130.63

Finding the Fourth Proportional to 844,886.07, 1,267,328.79 and 561,130.63

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Solution

The fourth proportional to 844,886.07, 1,267,328.79 and 561,130.63 is: 841,695.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,886.07 : 1,267,328.79 = 561,130.63 : x
  2. Step 2: Convert to fraction form
    844,886.07/1,267,328.79 = 561,130.63/x
  3. Step 3: Cross multiply
    844,886.07x = 1,267,328.79 × 561,130.63
  4. Step 4: Simplify right side
    844,886.07x = 711,136,999,181.52
  5. Step 5: Solve for x
    x = 711,136,999,181.52/844,886.07
  6. Step 6: Final answer
    x = 841,695.73

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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.