Home / 834,071.80-1,151,021.54-452,100.08

Finding the Fourth Proportional to 834,071.80, 1,151,021.54 and 452,100.08

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Solution

The fourth proportional to 834,071.80, 1,151,021.54 and 452,100.08 is: 623,899.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,071.80 : 1,151,021.54 = 452,100.08 : x
  2. Step 2: Convert to fraction form
    834,071.80/1,151,021.54 = 452,100.08/x
  3. Step 3: Cross multiply
    834,071.80x = 1,151,021.54 × 452,100.08
  4. Step 4: Simplify right side
    834,071.80x = 520,376,930,315.72
  5. Step 5: Solve for x
    x = 520,376,930,315.72/834,071.80
  6. Step 6: Final answer
    x = 623,899.44

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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.