Home / 888,384.24-1,225,966.59-480,486.54

Finding the Fourth Proportional to 888,384.24, 1,225,966.59 and 480,486.54

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Solution

The fourth proportional to 888,384.24, 1,225,966.59 and 480,486.54 is: 663,069.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,384.24 : 1,225,966.59 = 480,486.54 : x
  2. Step 2: Convert to fraction form
    888,384.24/1,225,966.59 = 480,486.54/x
  3. Step 3: Cross multiply
    888,384.24x = 1,225,966.59 × 480,486.54
  4. Step 4: Simplify right side
    888,384.24x = 589,060,444,984.70
  5. Step 5: Solve for x
    x = 589,060,444,984.70/888,384.24
  6. Step 6: Final answer
    x = 663,069.45

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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.