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Finding the Fourth Proportional to 595,814.40, 893,203.20 and 358,905.60

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Solution

The fourth proportional to 595,814.40, 893,203.20 and 358,905.60 is: 538,046.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,814.40 : 893,203.20 = 358,905.60 : x
  2. Step 2: Convert to fraction form
    595,814.40/893,203.20 = 358,905.60/x
  3. Step 3: Cross multiply
    595,814.40x = 893,203.20 × 358,905.60
  4. Step 4: Simplify right side
    595,814.40x = 320,575,630,417.92
  5. Step 5: Solve for x
    x = 320,575,630,417.92/595,814.40
  6. Step 6: Final answer
    x = 538,046.13

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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.