Home / 527,810.54-791,594.37-314,638.65

Finding the Fourth Proportional to 527,810.54, 791,594.37 and 314,638.65

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Solution

The fourth proportional to 527,810.54, 791,594.37 and 314,638.65 is: 471,885.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,810.54 : 791,594.37 = 314,638.65 : x
  2. Step 2: Convert to fraction form
    527,810.54/791,594.37 = 314,638.65/x
  3. Step 3: Cross multiply
    527,810.54x = 791,594.37 × 314,638.65
  4. Step 4: Simplify right side
    527,810.54x = 249,066,183,924.40
  5. Step 5: Solve for x
    x = 249,066,183,924.40/527,810.54
  6. Step 6: Final answer
    x = 471,885.59

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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.