Home / 527,811.42-791,595.71-314,639.52

Finding the Fourth Proportional to 527,811.42, 791,595.71 and 314,639.52

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Solution

The fourth proportional to 527,811.42, 791,595.71 and 314,639.52 is: 471,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,811.42 : 791,595.71 = 314,639.52 : x
  2. Step 2: Convert to fraction form
    527,811.42/791,595.71 = 314,639.52/x
  3. Step 3: Cross multiply
    527,811.42x = 791,595.71 × 314,639.52
  4. Step 4: Simplify right side
    527,811.42x = 249,067,296,204.33
  5. Step 5: Solve for x
    x = 249,067,296,204.33/527,811.42
  6. Step 6: Final answer
    x = 471,886.90

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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.