Home / 771,954.05-1,065,284.91-432,434.45

Finding the Fourth Proportional to 771,954.05, 1,065,284.91 and 432,434.45

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Solution

The fourth proportional to 771,954.05, 1,065,284.91 and 432,434.45 is: 596,753.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,954.05 : 1,065,284.91 = 432,434.45 : x
  2. Step 2: Convert to fraction form
    771,954.05/1,065,284.91 = 432,434.45/x
  3. Step 3: Cross multiply
    771,954.05x = 1,065,284.91 × 432,434.45
  4. Step 4: Simplify right side
    771,954.05x = 460,665,894,149.15
  5. Step 5: Solve for x
    x = 460,665,894,149.15/771,954.05
  6. Step 6: Final answer
    x = 596,753.00

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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.