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Finding the Fourth Proportional to 595,903.80, 893,855.70 and 556,246.20

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Solution

The fourth proportional to 595,903.80, 893,855.70 and 556,246.20 is: 834,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,903.80 : 893,855.70 = 556,246.20 : x
  2. Step 2: Convert to fraction form
    595,903.80/893,855.70 = 556,246.20/x
  3. Step 3: Cross multiply
    595,903.80x = 893,855.70 × 556,246.20
  4. Step 4: Simplify right side
    595,903.80x = 497,203,836,473.34
  5. Step 5: Solve for x
    x = 497,203,836,473.34/595,903.80
  6. Step 6: Final answer
    x = 834,369.30

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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.