Home / 625,557.03-863,270.15-339,075.82

Finding the Fourth Proportional to 625,557.03, 863,270.15 and 339,075.82

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Solution

The fourth proportional to 625,557.03, 863,270.15 and 339,075.82 is: 467,925.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,557.03 : 863,270.15 = 339,075.82 : x
  2. Step 2: Convert to fraction form
    625,557.03/863,270.15 = 339,075.82/x
  3. Step 3: Cross multiply
    625,557.03x = 863,270.15 × 339,075.82
  4. Step 4: Simplify right side
    625,557.03x = 292,714,033,992.77
  5. Step 5: Solve for x
    x = 292,714,033,992.77/625,557.03
  6. Step 6: Final answer
    x = 467,925.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.