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Finding the Fourth Proportional to 566,658.40, 851,254.80 and 473,346.40

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Solution

The fourth proportional to 566,658.40, 851,254.80 and 473,346.40 is: 711,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,658.40 : 851,254.80 = 473,346.40 : x
  2. Step 2: Convert to fraction form
    566,658.40/851,254.80 = 473,346.40/x
  3. Step 3: Cross multiply
    566,658.40x = 851,254.80 × 473,346.40
  4. Step 4: Simplify right side
    566,658.40x = 402,938,395,062.72
  5. Step 5: Solve for x
    x = 402,938,395,062.72/566,658.40
  6. Step 6: Final answer
    x = 711,078.13

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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.