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Finding the Fourth Proportional to 696,300.44, 960,897.04 and 438,348.04

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Solution

The fourth proportional to 696,300.44, 960,897.04 and 438,348.04 is: 604,921.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,300.44 : 960,897.04 = 438,348.04 : x
  2. Step 2: Convert to fraction form
    696,300.44/960,897.04 = 438,348.04/x
  3. Step 3: Cross multiply
    696,300.44x = 960,897.04 × 438,348.04
  4. Step 4: Simplify right side
    696,300.44x = 421,207,334,125.80
  5. Step 5: Solve for x
    x = 421,207,334,125.80/696,300.44
  6. Step 6: Final answer
    x = 604,921.83

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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.