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Finding the Fourth Proportional to 656,417.48, 984,538.71 and 183,063.20

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Solution

The fourth proportional to 656,417.48, 984,538.71 and 183,063.20 is: 274,570.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,417.48 : 984,538.71 = 183,063.20 : x
  2. Step 2: Convert to fraction form
    656,417.48/984,538.71 = 183,063.20/x
  3. Step 3: Cross multiply
    656,417.48x = 984,538.71 × 183,063.20
  4. Step 4: Simplify right side
    656,417.48x = 180,232,801,853.78
  5. Step 5: Solve for x
    x = 180,232,801,853.78/656,417.48
  6. Step 6: Final answer
    x = 274,570.39

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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.