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Finding the Fourth Proportional to 619,246.35, 928,869.53 and 619,246.35

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Solution

The fourth proportional to 619,246.35, 928,869.53 and 619,246.35 is: 928,869.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,246.35 : 928,869.53 = 619,246.35 : x
  2. Step 2: Convert to fraction form
    619,246.35/928,869.53 = 619,246.35/x
  3. Step 3: Cross multiply
    619,246.35x = 928,869.53 × 619,246.35
  4. Step 4: Simplify right side
    619,246.35x = 575,199,062,982.48
  5. Step 5: Solve for x
    x = 575,199,062,982.48/619,246.35
  6. Step 6: Final answer
    x = 928,869.53

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Double scale
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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.