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Finding the Fourth Proportional to 601,499.59, 830,037.65 and 343,366.30

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Solution

The fourth proportional to 601,499.59, 830,037.65 and 343,366.30 is: 473,827.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,499.59 : 830,037.65 = 343,366.30 : x
  2. Step 2: Convert to fraction form
    601,499.59/830,037.65 = 343,366.30/x
  3. Step 3: Cross multiply
    601,499.59x = 830,037.65 × 343,366.30
  4. Step 4: Simplify right side
    601,499.59x = 285,006,956,741.20
  5. Step 5: Solve for x
    x = 285,006,956,741.20/601,499.59
  6. Step 6: Final answer
    x = 473,827.35

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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.