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Finding the Fourth Proportional to 292,379.02, 403,371.90 and 183,437.20

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Solution

The fourth proportional to 292,379.02, 403,371.90 and 183,437.20 is: 253,073.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,379.02 : 403,371.90 = 183,437.20 : x
  2. Step 2: Convert to fraction form
    292,379.02/403,371.90 = 183,437.20/x
  3. Step 3: Cross multiply
    292,379.02x = 403,371.90 × 183,437.20
  4. Step 4: Simplify right side
    292,379.02x = 73,993,411,894.68
  5. Step 5: Solve for x
    x = 73,993,411,894.68/292,379.02
  6. Step 6: Final answer
    x = 253,073.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.