Home / 626,603.98-939,924.20-153,289.19

Finding the Fourth Proportional to 626,603.98, 939,924.20 and 153,289.19

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Solution

The fourth proportional to 626,603.98, 939,924.20 and 153,289.19 is: 229,938.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,603.98 : 939,924.20 = 153,289.19 : x
  2. Step 2: Convert to fraction form
    626,603.98/939,924.20 = 153,289.19/x
  3. Step 3: Cross multiply
    626,603.98x = 939,924.20 × 153,289.19
  4. Step 4: Simplify right side
    626,603.98x = 144,080,219,279.40
  5. Step 5: Solve for x
    x = 144,080,219,279.40/626,603.98
  6. Step 6: Final answer
    x = 229,938.24

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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.