Home / 671,623.20-1,007,434.80-632,224.80

Finding the Fourth Proportional to 671,623.20, 1,007,434.80 and 632,224.80

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Solution

The fourth proportional to 671,623.20, 1,007,434.80 and 632,224.80 is: 948,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,623.20 : 1,007,434.80 = 632,224.80 : x
  2. Step 2: Convert to fraction form
    671,623.20/1,007,434.80 = 632,224.80/x
  3. Step 3: Cross multiply
    671,623.20x = 1,007,434.80 × 632,224.80
  4. Step 4: Simplify right side
    671,623.20x = 636,925,264,943.04
  5. Step 5: Solve for x
    x = 636,925,264,943.04/671,623.20
  6. Step 6: Final answer
    x = 948,337.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.