Home / 637,746.90-956,723.49-188,512.80

Finding the Fourth Proportional to 637,746.90, 956,723.49 and 188,512.80

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Solution

The fourth proportional to 637,746.90, 956,723.49 and 188,512.80 is: 282,799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,746.90 : 956,723.49 = 188,512.80 : x
  2. Step 2: Convert to fraction form
    637,746.90/956,723.49 = 188,512.80/x
  3. Step 3: Cross multiply
    637,746.90x = 956,723.49 × 188,512.80
  4. Step 4: Simplify right side
    637,746.90x = 180,354,623,925.67
  5. Step 5: Solve for x
    x = 180,354,623,925.67/637,746.90
  6. Step 6: Final answer
    x = 282,799.69

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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.