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Finding the Fourth Proportional to 334,950.40, 502,425.60 and 303,457.60

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Solution

The fourth proportional to 334,950.40, 502,425.60 and 303,457.60 is: 455,186.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,950.40 : 502,425.60 = 303,457.60 : x
  2. Step 2: Convert to fraction form
    334,950.40/502,425.60 = 303,457.60/x
  3. Step 3: Cross multiply
    334,950.40x = 502,425.60 × 303,457.60
  4. Step 4: Simplify right side
    334,950.40x = 152,464,866,754.56
  5. Step 5: Solve for x
    x = 152,464,866,754.56/334,950.40
  6. Step 6: Final answer
    x = 455,186.40

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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.