Home / 352,176.04-528,244.62-257,503.24

Finding the Fourth Proportional to 352,176.04, 528,244.62 and 257,503.24

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Solution

The fourth proportional to 352,176.04, 528,244.62 and 257,503.24 is: 386,240.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,176.04 : 528,244.62 = 257,503.24 : x
  2. Step 2: Convert to fraction form
    352,176.04/528,244.62 = 257,503.24/x
  3. Step 3: Cross multiply
    352,176.04x = 528,244.62 × 257,503.24
  4. Step 4: Simplify right side
    352,176.04x = 136,024,701,162.57
  5. Step 5: Solve for x
    x = 136,024,701,162.57/352,176.04
  6. Step 6: Final answer
    x = 386,240.65

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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.