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Finding the Fourth Proportional to 650,457.61, 975,656.32 and 170,673.55

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Solution

The fourth proportional to 650,457.61, 975,656.32 and 170,673.55 is: 256,002.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,457.61 : 975,656.32 = 170,673.55 : x
  2. Step 2: Convert to fraction form
    650,457.61/975,656.32 = 170,673.55/x
  3. Step 3: Cross multiply
    650,457.61x = 975,656.32 × 170,673.55
  4. Step 4: Simplify right side
    650,457.61x = 166,518,727,714.34
  5. Step 5: Solve for x
    x = 166,518,727,714.34/650,457.61
  6. Step 6: Final answer
    x = 256,002.43

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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.