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Finding the Fourth Proportional to 567,015.40, 851,790.30 and 473,703.40

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Solution

The fourth proportional to 567,015.40, 851,790.30 and 473,703.40 is: 711,613.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,015.40 : 851,790.30 = 473,703.40 : x
  2. Step 2: Convert to fraction form
    567,015.40/851,790.30 = 473,703.40/x
  3. Step 3: Cross multiply
    567,015.40x = 851,790.30 × 473,703.40
  4. Step 4: Simplify right side
    567,015.40x = 403,495,961,197.02
  5. Step 5: Solve for x
    x = 403,495,961,197.02/567,015.40
  6. Step 6: Final answer
    x = 711,613.76

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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.