Home / 971,613.73-1,340,822.51-536,019.22

Finding the Fourth Proportional to 971,613.73, 1,340,822.51 and 536,019.22

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Solution

The fourth proportional to 971,613.73, 1,340,822.51 and 536,019.22 is: 739,704.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,613.73 : 1,340,822.51 = 536,019.22 : x
  2. Step 2: Convert to fraction form
    971,613.73/1,340,822.51 = 536,019.22/x
  3. Step 3: Cross multiply
    971,613.73x = 1,340,822.51 × 536,019.22
  4. Step 4: Simplify right side
    971,613.73x = 718,706,639,989.75
  5. Step 5: Solve for x
    x = 718,706,639,989.75/971,613.73
  6. Step 6: Final answer
    x = 739,704.08

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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.