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Finding the Fourth Proportional to 595,948.80, 893,923.20 and 556,291.20

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Solution

The fourth proportional to 595,948.80, 893,923.20 and 556,291.20 is: 834,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,948.80 : 893,923.20 = 556,291.20 : x
  2. Step 2: Convert to fraction form
    595,948.80/893,923.20 = 556,291.20/x
  3. Step 3: Cross multiply
    595,948.80x = 893,923.20 × 556,291.20
  4. Step 4: Simplify right side
    595,948.80x = 497,281,609,635.84
  5. Step 5: Solve for x
    x = 497,281,609,635.84/595,948.80
  6. Step 6: Final answer
    x = 834,436.80

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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.