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Finding the Fourth Proportional to 326,068.64, 450,000.80 and 180,888.74

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Solution

The fourth proportional to 326,068.64, 450,000.80 and 180,888.74 is: 249,640.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,068.64 : 450,000.80 = 180,888.74 : x
  2. Step 2: Convert to fraction form
    326,068.64/450,000.80 = 180,888.74/x
  3. Step 3: Cross multiply
    326,068.64x = 450,000.80 × 180,888.74
  4. Step 4: Simplify right side
    326,068.64x = 81,400,077,710.99
  5. Step 5: Solve for x
    x = 81,400,077,710.99/326,068.64
  6. Step 6: Final answer
    x = 249,640.93

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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.