Home / 852,446.72-1,176,330.48-530,147.72

Finding the Fourth Proportional to 852,446.72, 1,176,330.48 and 530,147.72

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Solution

The fourth proportional to 852,446.72, 1,176,330.48 and 530,147.72 is: 731,575.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,446.72 : 1,176,330.48 = 530,147.72 : x
  2. Step 2: Convert to fraction form
    852,446.72/1,176,330.48 = 530,147.72/x
  3. Step 3: Cross multiply
    852,446.72x = 1,176,330.48 × 530,147.72
  4. Step 4: Simplify right side
    852,446.72x = 623,628,921,938.51
  5. Step 5: Solve for x
    x = 623,628,921,938.51/852,446.72
  6. Step 6: Final answer
    x = 731,575.25

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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.