Home / 853,577.38-1,177,905-471,595.96

Finding the Fourth Proportional to 853,577.38, 1,177,905 and 471,595.96

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Solution

The fourth proportional to 853,577.38, 1,177,905 and 471,595.96 is: 650,784.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,577.38 : 1,177,905 = 471,595.96 : x
  2. Step 2: Convert to fraction form
    853,577.38/1,177,905 = 471,595.96/x
  3. Step 3: Cross multiply
    853,577.38x = 1,177,905 × 471,595.96
  4. Step 4: Simplify right side
    853,577.38x = 555,495,239,263.80
  5. Step 5: Solve for x
    x = 555,495,239,263.80/853,577.38
  6. Step 6: Final answer
    x = 650,784.86

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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.