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Finding the Fourth Proportional to 595,935.70, 893,903.55 and 406,978.90

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Solution

The fourth proportional to 595,935.70, 893,903.55 and 406,978.90 is: 610,468.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,935.70 : 893,903.55 = 406,978.90 : x
  2. Step 2: Convert to fraction form
    595,935.70/893,903.55 = 406,978.90/x
  3. Step 3: Cross multiply
    595,935.70x = 893,903.55 × 406,978.90
  4. Step 4: Simplify right side
    595,935.70x = 363,799,883,485.10
  5. Step 5: Solve for x
    x = 363,799,883,485.10/595,935.70
  6. Step 6: Final answer
    x = 610,468.35

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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.