Home / 1,002,075.05-1,503,090.66-243,920.51

Finding the Fourth Proportional to 1,002,075.05, 1,503,090.66 and 243,920.51

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Solution

The fourth proportional to 1,002,075.05, 1,503,090.66 and 243,920.51 is: 365,875.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,075.05 : 1,503,090.66 = 243,920.51 : x
  2. Step 2: Convert to fraction form
    1,002,075.05/1,503,090.66 = 243,920.51/x
  3. Step 3: Cross multiply
    1,002,075.05x = 1,503,090.66 × 243,920.51
  4. Step 4: Simplify right side
    1,002,075.05x = 366,634,644,121.16
  5. Step 5: Solve for x
    x = 366,634,644,121.16/1,002,075.05
  6. Step 6: Final answer
    x = 365,875.44

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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.