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Finding the Fourth Proportional to 595,427.40, 893,141.10 and 549,808.20

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Solution

The fourth proportional to 595,427.40, 893,141.10 and 549,808.20 is: 824,712.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,427.40 : 893,141.10 = 549,808.20 : x
  2. Step 2: Convert to fraction form
    595,427.40/893,141.10 = 549,808.20/x
  3. Step 3: Cross multiply
    595,427.40x = 893,141.10 × 549,808.20
  4. Step 4: Simplify right side
    595,427.40x = 491,056,300,537.02
  5. Step 5: Solve for x
    x = 491,056,300,537.02/595,427.40
  6. Step 6: Final answer
    x = 824,712.30

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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.