Home / 528,844.48-793,581.90-191,911.42

Finding the Fourth Proportional to 528,844.48, 793,581.90 and 191,911.42

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Solution

The fourth proportional to 528,844.48, 793,581.90 and 191,911.42 is: 287,981.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,844.48 : 793,581.90 = 191,911.42 : x
  2. Step 2: Convert to fraction form
    528,844.48/793,581.90 = 191,911.42/x
  3. Step 3: Cross multiply
    528,844.48x = 793,581.90 × 191,911.42
  4. Step 4: Simplify right side
    528,844.48x = 152,297,429,315.30
  5. Step 5: Solve for x
    x = 152,297,429,315.30/528,844.48
  6. Step 6: Final answer
    x = 287,981.51

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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.