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Finding the Fourth Proportional to 282,368.90, 423,605.80 and 92,839.84

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Solution

The fourth proportional to 282,368.90, 423,605.80 and 92,839.84 is: 139,277.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,368.90 : 423,605.80 = 92,839.84 : x
  2. Step 2: Convert to fraction form
    282,368.90/423,605.80 = 92,839.84/x
  3. Step 3: Cross multiply
    282,368.90x = 423,605.80 × 92,839.84
  4. Step 4: Simplify right side
    282,368.90x = 39,327,492,577.04
  5. Step 5: Solve for x
    x = 39,327,492,577.04/282,368.90
  6. Step 6: Final answer
    x = 139,277.00

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1.5x scale

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.