Home / 382,265.08-527,539.36-210,196.15

Finding the Fourth Proportional to 382,265.08, 527,539.36 and 210,196.15

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Solution

The fourth proportional to 382,265.08, 527,539.36 and 210,196.15 is: 290,078.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,265.08 : 527,539.36 = 210,196.15 : x
  2. Step 2: Convert to fraction form
    382,265.08/527,539.36 = 210,196.15/x
  3. Step 3: Cross multiply
    382,265.08x = 527,539.36 × 210,196.15
  4. Step 4: Simplify right side
    382,265.08x = 110,886,742,445.46
  5. Step 5: Solve for x
    x = 110,886,742,445.46/382,265.08
  6. Step 6: Final answer
    x = 290,078.14

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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.