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Finding the Fourth Proportional to 935,774.60, 1,403,661.90 and 337,411.40

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Solution

The fourth proportional to 935,774.60, 1,403,661.90 and 337,411.40 is: 506,117.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,774.60 : 1,403,661.90 = 337,411.40 : x
  2. Step 2: Convert to fraction form
    935,774.60/1,403,661.90 = 337,411.40/x
  3. Step 3: Cross multiply
    935,774.60x = 1,403,661.90 × 337,411.40
  4. Step 4: Simplify right side
    935,774.60x = 473,611,526,805.66
  5. Step 5: Solve for x
    x = 473,611,526,805.66/935,774.60
  6. Step 6: Final answer
    x = 506,117.10

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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.