Home / 644,001.02-966,444.44-223,276.90

Finding the Fourth Proportional to 644,001.02, 966,444.44 and 223,276.90

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Solution

The fourth proportional to 644,001.02, 966,444.44 and 223,276.90 is: 335,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,001.02 : 966,444.44 = 223,276.90 : x
  2. Step 2: Convert to fraction form
    644,001.02/966,444.44 = 223,276.90/x
  3. Step 3: Cross multiply
    644,001.02x = 966,444.44 × 223,276.90
  4. Step 4: Simplify right side
    644,001.02x = 215,784,714,462.03
  5. Step 5: Solve for x
    x = 215,784,714,462.03/644,001.02
  6. Step 6: Final answer
    x = 335,068.90

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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.