Home / 480,307.32-720,444.58-227,708.82

Finding the Fourth Proportional to 480,307.32, 720,444.58 and 227,708.82

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Solution

The fourth proportional to 480,307.32, 720,444.58 and 227,708.82 is: 341,555.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,307.32 : 720,444.58 = 227,708.82 : x
  2. Step 2: Convert to fraction form
    480,307.32/720,444.58 = 227,708.82/x
  3. Step 3: Cross multiply
    480,307.32x = 720,444.58 × 227,708.82
  4. Step 4: Simplify right side
    480,307.32x = 164,051,584,617.92
  5. Step 5: Solve for x
    x = 164,051,584,617.92/480,307.32
  6. Step 6: Final answer
    x = 341,555.45

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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.