Home / 551,459.04-760,819.68-360,584.16

Finding the Fourth Proportional to 551,459.04, 760,819.68 and 360,584.16

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Solution

The fourth proportional to 551,459.04, 760,819.68 and 360,584.16 is: 497,479.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,459.04 : 760,819.68 = 360,584.16 : x
  2. Step 2: Convert to fraction form
    551,459.04/760,819.68 = 360,584.16/x
  3. Step 3: Cross multiply
    551,459.04x = 760,819.68 × 360,584.16
  4. Step 4: Simplify right side
    551,459.04x = 274,339,525,224.27
  5. Step 5: Solve for x
    x = 274,339,525,224.27/551,459.04
  6. Step 6: Final answer
    x = 497,479.42

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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.