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Finding the Fourth Proportional to 406,616.01, 561,590.16 and 277,333.92

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Solution

The fourth proportional to 406,616.01, 561,590.16 and 277,333.92 is: 383,034.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,616.01 : 561,590.16 = 277,333.92 : x
  2. Step 2: Convert to fraction form
    406,616.01/561,590.16 = 277,333.92/x
  3. Step 3: Cross multiply
    406,616.01x = 561,590.16 × 277,333.92
  4. Step 4: Simplify right side
    406,616.01x = 155,748,000,506.23
  5. Step 5: Solve for x
    x = 155,748,000,506.23/406,616.01
  6. Step 6: Final answer
    x = 383,034.60

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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.