Home / 626,602.98-939,922.70-153,288.19

Finding the Fourth Proportional to 626,602.98, 939,922.70 and 153,288.19

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Solution

The fourth proportional to 626,602.98, 939,922.70 and 153,288.19 is: 229,936.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,602.98 : 939,922.70 = 153,288.19 : x
  2. Step 2: Convert to fraction form
    626,602.98/939,922.70 = 153,288.19/x
  3. Step 3: Cross multiply
    626,602.98x = 939,922.70 × 153,288.19
  4. Step 4: Simplify right side
    626,602.98x = 144,079,046,306.67
  5. Step 5: Solve for x
    x = 144,079,046,306.67/626,602.98
  6. Step 6: Final answer
    x = 229,936.74

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Double scale
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Similar ratio
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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.