Home / 430,515.12-594,101.60-249,234.72

Finding the Fourth Proportional to 430,515.12, 594,101.60 and 249,234.72

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Solution

The fourth proportional to 430,515.12, 594,101.60 and 249,234.72 is: 343,938.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,515.12 : 594,101.60 = 249,234.72 : x
  2. Step 2: Convert to fraction form
    430,515.12/594,101.60 = 249,234.72/x
  3. Step 3: Cross multiply
    430,515.12x = 594,101.60 × 249,234.72
  4. Step 4: Simplify right side
    430,515.12x = 148,070,745,927.55
  5. Step 5: Solve for x
    x = 148,070,745,927.55/430,515.12
  6. Step 6: Final answer
    x = 343,938.55

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1.5x scale

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.