Home / 957,391.65-1,320,830.15-549,346.05

Finding the Fourth Proportional to 957,391.65, 1,320,830.15 and 549,346.05

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Solution

The fourth proportional to 957,391.65, 1,320,830.15 and 549,346.05 is: 757,885.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,391.65 : 1,320,830.15 = 549,346.05 : x
  2. Step 2: Convert to fraction form
    957,391.65/1,320,830.15 = 549,346.05/x
  3. Step 3: Cross multiply
    957,391.65x = 1,320,830.15 × 549,346.05
  4. Step 4: Simplify right side
    957,391.65x = 725,592,822,876.68
  5. Step 5: Solve for x
    x = 725,592,822,876.68/957,391.65
  6. Step 6: Final answer
    x = 757,885.05

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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.