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Finding the Fourth Proportional to 604,952.10, 907,428.15 and 394,827.30

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Solution

The fourth proportional to 604,952.10, 907,428.15 and 394,827.30 is: 592,240.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,952.10 : 907,428.15 = 394,827.30 : x
  2. Step 2: Convert to fraction form
    604,952.10/907,428.15 = 394,827.30/x
  3. Step 3: Cross multiply
    604,952.10x = 907,428.15 × 394,827.30
  4. Step 4: Simplify right side
    604,952.10x = 358,277,406,408.50
  5. Step 5: Solve for x
    x = 358,277,406,408.50/604,952.10
  6. Step 6: Final answer
    x = 592,240.95

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Double scale
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Similar ratio
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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.