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Finding the Fourth Proportional to 613,319.03, 846,300.15 and 341,398.38

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Solution

The fourth proportional to 613,319.03, 846,300.15 and 341,398.38 is: 471,085.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,319.03 : 846,300.15 = 341,398.38 : x
  2. Step 2: Convert to fraction form
    613,319.03/846,300.15 = 341,398.38/x
  3. Step 3: Cross multiply
    613,319.03x = 846,300.15 × 341,398.38
  4. Step 4: Simplify right side
    613,319.03x = 288,925,500,203.76
  5. Step 5: Solve for x
    x = 288,925,500,203.76/613,319.03
  6. Step 6: Final answer
    x = 471,085.17

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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.