Home / 877,803.51-1,316,442.82-456,849.75

Finding the Fourth Proportional to 877,803.51, 1,316,442.82 and 456,849.75

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Solution

The fourth proportional to 877,803.51, 1,316,442.82 and 456,849.75 is: 685,138.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,803.51 : 1,316,442.82 = 456,849.75 : x
  2. Step 2: Convert to fraction form
    877,803.51/1,316,442.82 = 456,849.75/x
  3. Step 3: Cross multiply
    877,803.51x = 1,316,442.82 × 456,849.75
  4. Step 4: Simplify right side
    877,803.51x = 601,416,573,206.30
  5. Step 5: Solve for x
    x = 601,416,573,206.30/877,803.51
  6. Step 6: Final answer
    x = 685,138.04

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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.