Home / 926,840.70-1,390,261.05-883,538.10

Finding the Fourth Proportional to 926,840.70, 1,390,261.05 and 883,538.10

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Solution

The fourth proportional to 926,840.70, 1,390,261.05 and 883,538.10 is: 1,325,307.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,840.70 : 1,390,261.05 = 883,538.10 : x
  2. Step 2: Convert to fraction form
    926,840.70/1,390,261.05 = 883,538.10/x
  3. Step 3: Cross multiply
    926,840.70x = 1,390,261.05 × 883,538.10
  4. Step 4: Simplify right side
    926,840.70x = 1,228,348,606,621.01
  5. Step 5: Solve for x
    x = 1,228,348,606,621.01/926,840.70
  6. Step 6: Final answer
    x = 1,325,307.15

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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.