Home / 625,525.07-863,225.51-339,045.08

Finding the Fourth Proportional to 625,525.07, 863,225.51 and 339,045.08

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Solution

The fourth proportional to 625,525.07, 863,225.51 and 339,045.08 is: 467,882.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,525.07 : 863,225.51 = 339,045.08 : x
  2. Step 2: Convert to fraction form
    625,525.07/863,225.51 = 339,045.08/x
  3. Step 3: Cross multiply
    625,525.07x = 863,225.51 × 339,045.08
  4. Step 4: Simplify right side
    625,525.07x = 292,672,356,084.64
  5. Step 5: Solve for x
    x = 292,672,356,084.64/625,525.07
  6. Step 6: Final answer
    x = 467,882.70

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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.