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Finding the Fourth Proportional to 569,384.52, 785,241.54 and 472,434.84

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Solution

The fourth proportional to 569,384.52, 785,241.54 and 472,434.84 is: 651,537.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,384.52 : 785,241.54 = 472,434.84 : x
  2. Step 2: Convert to fraction form
    569,384.52/785,241.54 = 472,434.84/x
  3. Step 3: Cross multiply
    569,384.52x = 785,241.54 × 472,434.84
  4. Step 4: Simplify right side
    569,384.52x = 370,975,461,311.25
  5. Step 5: Solve for x
    x = 370,975,461,311.25/569,384.52
  6. Step 6: Final answer
    x = 651,537.67

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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.