Home / 843,386.10-1,163,885.94-461,419.26

Finding the Fourth Proportional to 843,386.10, 1,163,885.94 and 461,419.26

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Solution

The fourth proportional to 843,386.10, 1,163,885.94 and 461,419.26 is: 636,765.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,386.10 : 1,163,885.94 = 461,419.26 : x
  2. Step 2: Convert to fraction form
    843,386.10/1,163,885.94 = 461,419.26/x
  3. Step 3: Cross multiply
    843,386.10x = 1,163,885.94 × 461,419.26
  4. Step 4: Simplify right side
    843,386.10x = 537,039,389,159.20
  5. Step 5: Solve for x
    x = 537,039,389,159.20/843,386.10
  6. Step 6: Final answer
    x = 636,765.76

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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.