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Finding the Fourth Proportional to 575,700.16, 794,464.68 and 321,051.64

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Solution

The fourth proportional to 575,700.16, 794,464.68 and 321,051.64 is: 443,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,700.16 : 794,464.68 = 321,051.64 : x
  2. Step 2: Convert to fraction form
    575,700.16/794,464.68 = 321,051.64/x
  3. Step 3: Cross multiply
    575,700.16x = 794,464.68 × 321,051.64
  4. Step 4: Simplify right side
    575,700.16x = 255,064,188,436.08
  5. Step 5: Solve for x
    x = 255,064,188,436.08/575,700.16
  6. Step 6: Final answer
    x = 443,050.40

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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.