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Finding the Fourth Proportional to 335,800.60, 503,700.90 and 316,101.40

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Solution

The fourth proportional to 335,800.60, 503,700.90 and 316,101.40 is: 474,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,800.60 : 503,700.90 = 316,101.40 : x
  2. Step 2: Convert to fraction form
    335,800.60/503,700.90 = 316,101.40/x
  3. Step 3: Cross multiply
    335,800.60x = 503,700.90 × 316,101.40
  4. Step 4: Simplify right side
    335,800.60x = 159,220,559,671.26
  5. Step 5: Solve for x
    x = 159,220,559,671.26/335,800.60
  6. Step 6: Final answer
    x = 474,152.10

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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.