Home / 1,205,482.40-1,807,566.60-363,924.80

Finding the Fourth Proportional to 1,205,482.40, 1,807,566.60 and 363,924.80

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Solution

The fourth proportional to 1,205,482.40, 1,807,566.60 and 363,924.80 is: 545,688.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,482.40 : 1,807,566.60 = 363,924.80 : x
  2. Step 2: Convert to fraction form
    1,205,482.40/1,807,566.60 = 363,924.80/x
  3. Step 3: Cross multiply
    1,205,482.40x = 1,807,566.60 × 363,924.80
  4. Step 4: Simplify right side
    1,205,482.40x = 657,818,313,391.68
  5. Step 5: Solve for x
    x = 657,818,313,391.68/1,205,482.40
  6. Step 6: Final answer
    x = 545,688.86

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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.