Home / 935,097.54-1,290,369.84-527,213.94

Finding the Fourth Proportional to 935,097.54, 1,290,369.84 and 527,213.94

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Solution

The fourth proportional to 935,097.54, 1,290,369.84 and 527,213.94 is: 727,518.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,097.54 : 1,290,369.84 = 527,213.94 : x
  2. Step 2: Convert to fraction form
    935,097.54/1,290,369.84 = 527,213.94/x
  3. Step 3: Cross multiply
    935,097.54x = 1,290,369.84 × 527,213.94
  4. Step 4: Simplify right side
    935,097.54x = 680,300,967,403.57
  5. Step 5: Solve for x
    x = 680,300,967,403.57/935,097.54
  6. Step 6: Final answer
    x = 727,518.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.