Home / 480,259.04-720,792.70-240,300.95

Finding the Fourth Proportional to 480,259.04, 720,792.70 and 240,300.95

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Solution

The fourth proportional to 480,259.04, 720,792.70 and 240,300.95 is: 360,653.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,259.04 : 720,792.70 = 240,300.95 : x
  2. Step 2: Convert to fraction form
    480,259.04/720,792.70 = 240,300.95/x
  3. Step 3: Cross multiply
    480,259.04x = 720,792.70 × 240,300.95
  4. Step 4: Simplify right side
    480,259.04x = 173,207,171,764.29
  5. Step 5: Solve for x
    x = 173,207,171,764.29/480,259.04
  6. Step 6: Final answer
    x = 360,653.64

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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.