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Finding the Fourth Proportional to 595,937.20, 893,905.80 and 406,980.40

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Solution

The fourth proportional to 595,937.20, 893,905.80 and 406,980.40 is: 610,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,937.20 : 893,905.80 = 406,980.40 : x
  2. Step 2: Convert to fraction form
    595,937.20/893,905.80 = 406,980.40/x
  3. Step 3: Cross multiply
    595,937.20x = 893,905.80 × 406,980.40
  4. Step 4: Simplify right side
    595,937.20x = 363,802,140,046.32
  5. Step 5: Solve for x
    x = 363,802,140,046.32/595,937.20
  6. Step 6: Final answer
    x = 610,470.60

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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.