Home / 945,250.60-1,417,875.90-520,097.80

Finding the Fourth Proportional to 945,250.60, 1,417,875.90 and 520,097.80

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Solution

The fourth proportional to 945,250.60, 1,417,875.90 and 520,097.80 is: 780,146.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,250.60 : 1,417,875.90 = 520,097.80 : x
  2. Step 2: Convert to fraction form
    945,250.60/1,417,875.90 = 520,097.80/x
  3. Step 3: Cross multiply
    945,250.60x = 1,417,875.90 × 520,097.80
  4. Step 4: Simplify right side
    945,250.60x = 737,434,136,263.02
  5. Step 5: Solve for x
    x = 737,434,136,263.02/945,250.60
  6. Step 6: Final answer
    x = 780,146.70

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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.