Home / 619,025.40-928,538.10-533,404.35

Finding the Fourth Proportional to 619,025.40, 928,538.10 and 533,404.35

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Solution

The fourth proportional to 619,025.40, 928,538.10 and 533,404.35 is: 800,106.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,025.40 : 928,538.10 = 533,404.35 : x
  2. Step 2: Convert to fraction form
    619,025.40/928,538.10 = 533,404.35/x
  3. Step 3: Cross multiply
    619,025.40x = 928,538.10 × 533,404.35
  4. Step 4: Simplify right side
    619,025.40x = 495,286,261,680.74
  5. Step 5: Solve for x
    x = 495,286,261,680.74/619,025.40
  6. Step 6: Final answer
    x = 800,106.53

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Similar ratio
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1.5x scale

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.