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Finding the Fourth Proportional to 674,714.12, 931,802.72 and 583,632.88

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Solution

The fourth proportional to 674,714.12, 931,802.72 and 583,632.88 is: 806,016.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,714.12 : 931,802.72 = 583,632.88 : x
  2. Step 2: Convert to fraction form
    674,714.12/931,802.72 = 583,632.88/x
  3. Step 3: Cross multiply
    674,714.12x = 931,802.72 × 583,632.88
  4. Step 4: Simplify right side
    674,714.12x = 543,830,705,065.43
  5. Step 5: Solve for x
    x = 543,830,705,065.43/674,714.12
  6. Step 6: Final answer
    x = 806,016.49

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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.