Home / 945,206.60-1,417,809.90-520,053.80

Finding the Fourth Proportional to 945,206.60, 1,417,809.90 and 520,053.80

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Solution

The fourth proportional to 945,206.60, 1,417,809.90 and 520,053.80 is: 780,080.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,206.60 : 1,417,809.90 = 520,053.80 : x
  2. Step 2: Convert to fraction form
    945,206.60/1,417,809.90 = 520,053.80/x
  3. Step 3: Cross multiply
    945,206.60x = 1,417,809.90 × 520,053.80
  4. Step 4: Simplify right side
    945,206.60x = 737,337,426,172.62
  5. Step 5: Solve for x
    x = 737,337,426,172.62/945,206.60
  6. Step 6: Final answer
    x = 780,080.70

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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.