Home / 1,205,211.60-1,808,534.20-457,333.20

Finding the Fourth Proportional to 1,205,211.60, 1,808,534.20 and 457,333.20

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Solution

The fourth proportional to 1,205,211.60, 1,808,534.20 and 457,333.20 is: 686,271.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,211.60 : 1,808,534.20 = 457,333.20 : x
  2. Step 2: Convert to fraction form
    1,205,211.60/1,808,534.20 = 457,333.20/x
  3. Step 3: Cross multiply
    1,205,211.60x = 1,808,534.20 × 457,333.20
  4. Step 4: Simplify right side
    1,205,211.60x = 827,102,732,995.44
  5. Step 5: Solve for x
    x = 827,102,732,995.44/1,205,211.60
  6. Step 6: Final answer
    x = 686,271.80

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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.