Home / 1,210,185.60-1,814,855.23-357,030.75

Finding the Fourth Proportional to 1,210,185.60, 1,814,855.23 and 357,030.75

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Solution

The fourth proportional to 1,210,185.60, 1,814,855.23 and 357,030.75 is: 535,421.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,185.60 : 1,814,855.23 = 357,030.75 : x
  2. Step 2: Convert to fraction form
    1,210,185.60/1,814,855.23 = 357,030.75/x
  3. Step 3: Cross multiply
    1,210,185.60x = 1,814,855.23 × 357,030.75
  4. Step 4: Simplify right side
    1,210,185.60x = 647,959,123,908.32
  5. Step 5: Solve for x
    x = 647,959,123,908.32/1,210,185.60
  6. Step 6: Final answer
    x = 535,421.28

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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.