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Finding the Fourth Proportional to 577,546.80, 865,598.48 and 277,946.93

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Solution

The fourth proportional to 577,546.80, 865,598.48 and 277,946.93 is: 416,573.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,546.80 : 865,598.48 = 277,946.93 : x
  2. Step 2: Convert to fraction form
    577,546.80/865,598.48 = 277,946.93/x
  3. Step 3: Cross multiply
    577,546.80x = 865,598.48 × 277,946.93
  4. Step 4: Simplify right side
    577,546.80x = 240,590,440,128.67
  5. Step 5: Solve for x
    x = 240,590,440,128.67/577,546.80
  6. Step 6: Final answer
    x = 416,573.06

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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.