Home / 626,295.73-939,432.59-433,992.82

Finding the Fourth Proportional to 626,295.73, 939,432.59 and 433,992.82

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Solution

The fourth proportional to 626,295.73, 939,432.59 and 433,992.82 is: 650,981.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,295.73 : 939,432.59 = 433,992.82 : x
  2. Step 2: Convert to fraction form
    626,295.73/939,432.59 = 433,992.82/x
  3. Step 3: Cross multiply
    626,295.73x = 939,432.59 × 433,992.82
  4. Step 4: Simplify right side
    626,295.73x = 407,706,995,321.82
  5. Step 5: Solve for x
    x = 407,706,995,321.82/626,295.73
  6. Step 6: Final answer
    x = 650,981.60

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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.