Home / 971,143.19-1,341,023.83-609,189.23

Finding the Fourth Proportional to 971,143.19, 1,341,023.83 and 609,189.23

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Solution

The fourth proportional to 971,143.19, 1,341,023.83 and 609,189.23 is: 841,211.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,143.19 : 1,341,023.83 = 609,189.23 : x
  2. Step 2: Convert to fraction form
    971,143.19/1,341,023.83 = 609,189.23/x
  3. Step 3: Cross multiply
    971,143.19x = 1,341,023.83 × 609,189.23
  4. Step 4: Simplify right side
    971,143.19x = 816,937,266,181.26
  5. Step 5: Solve for x
    x = 816,937,266,181.26/971,143.19
  6. Step 6: Final answer
    x = 841,211.96

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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.