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Finding the Fourth Proportional to 673,430.64, 929,353.88 and 367,526.70

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Solution

The fourth proportional to 673,430.64, 929,353.88 and 367,526.70 is: 507,197.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,430.64 : 929,353.88 = 367,526.70 : x
  2. Step 2: Convert to fraction form
    673,430.64/929,353.88 = 367,526.70/x
  3. Step 3: Cross multiply
    673,430.64x = 929,353.88 × 367,526.70
  4. Step 4: Simplify right side
    673,430.64x = 341,562,364,648.60
  5. Step 5: Solve for x
    x = 341,562,364,648.60/673,430.64
  6. Step 6: Final answer
    x = 507,197.54

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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.