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Finding the Fourth Proportional to 604,714.61, 834,318.30 and 343,026.79

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Solution

The fourth proportional to 604,714.61, 834,318.30 and 343,026.79 is: 473,270.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,714.61 : 834,318.30 = 343,026.79 : x
  2. Step 2: Convert to fraction form
    604,714.61/834,318.30 = 343,026.79/x
  3. Step 3: Cross multiply
    604,714.61x = 834,318.30 × 343,026.79
  4. Step 4: Simplify right side
    604,714.61x = 286,193,528,287.26
  5. Step 5: Solve for x
    x = 286,193,528,287.26/604,714.61
  6. Step 6: Final answer
    x = 473,270.40

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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.