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Finding the Fourth Proportional to 411,389.80, 567,706.98 and 232,541.80

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Solution

The fourth proportional to 411,389.80, 567,706.98 and 232,541.80 is: 320,901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,389.80 : 567,706.98 = 232,541.80 : x
  2. Step 2: Convert to fraction form
    411,389.80/567,706.98 = 232,541.80/x
  3. Step 3: Cross multiply
    411,389.80x = 567,706.98 × 232,541.80
  4. Step 4: Simplify right side
    411,389.80x = 132,015,603,001.76
  5. Step 5: Solve for x
    x = 132,015,603,001.76/411,389.80
  6. Step 6: Final answer
    x = 320,901.50

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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.