Home / 626,223.08-939,488.22-293,410.28

Finding the Fourth Proportional to 626,223.08, 939,488.22 and 293,410.28

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Solution

The fourth proportional to 626,223.08, 939,488.22 and 293,410.28 is: 440,187.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,223.08 : 939,488.22 = 293,410.28 : x
  2. Step 2: Convert to fraction form
    626,223.08/939,488.22 = 293,410.28/x
  3. Step 3: Cross multiply
    626,223.08x = 939,488.22 × 293,410.28
  4. Step 4: Simplify right side
    626,223.08x = 275,655,501,686.90
  5. Step 5: Solve for x
    x = 275,655,501,686.90/626,223.08
  6. Step 6: Final answer
    x = 440,187.39

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1.5x scale

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.