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Finding the Fourth Proportional to 286,328.53, 429,554.53 and 83,941.27

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Solution

The fourth proportional to 286,328.53, 429,554.53 and 83,941.27 is: 125,930.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,328.53 : 429,554.53 = 83,941.27 : x
  2. Step 2: Convert to fraction form
    286,328.53/429,554.53 = 83,941.27/x
  3. Step 3: Cross multiply
    286,328.53x = 429,554.53 × 83,941.27
  4. Step 4: Simplify right side
    286,328.53x = 36,057,351,341.32
  5. Step 5: Solve for x
    x = 36,057,351,341.32/286,328.53
  6. Step 6: Final answer
    x = 125,930.00

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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.