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Finding the Fourth Proportional to 662,208.60, 993,312.90 and 595,853.40

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Solution

The fourth proportional to 662,208.60, 993,312.90 and 595,853.40 is: 893,780.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,208.60 : 993,312.90 = 595,853.40 : x
  2. Step 2: Convert to fraction form
    662,208.60/993,312.90 = 595,853.40/x
  3. Step 3: Cross multiply
    662,208.60x = 993,312.90 × 595,853.40
  4. Step 4: Simplify right side
    662,208.60x = 591,868,868,728.86
  5. Step 5: Solve for x
    x = 591,868,868,728.86/662,208.60
  6. Step 6: Final answer
    x = 893,780.10

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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.