Home / 843,994.19-1,164,711.89-456,809.54

Finding the Fourth Proportional to 843,994.19, 1,164,711.89 and 456,809.54

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Solution

The fourth proportional to 843,994.19, 1,164,711.89 and 456,809.54 is: 630,397.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,994.19 : 1,164,711.89 = 456,809.54 : x
  2. Step 2: Convert to fraction form
    843,994.19/1,164,711.89 = 456,809.54/x
  3. Step 3: Cross multiply
    843,994.19x = 1,164,711.89 × 456,809.54
  4. Step 4: Simplify right side
    843,994.19x = 532,051,506,757.23
  5. Step 5: Solve for x
    x = 532,051,506,757.23/843,994.19
  6. Step 6: Final answer
    x = 630,397.12

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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.