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Finding the Fourth Proportional to 292,398.24, 403,510.77 and 158,262.24

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Solution

The fourth proportional to 292,398.24, 403,510.77 and 158,262.24 is: 218,402.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,398.24 : 403,510.77 = 158,262.24 : x
  2. Step 2: Convert to fraction form
    292,398.24/403,510.77 = 158,262.24/x
  3. Step 3: Cross multiply
    292,398.24x = 403,510.77 × 158,262.24
  4. Step 4: Simplify right side
    292,398.24x = 63,860,518,324.32
  5. Step 5: Solve for x
    x = 63,860,518,324.32/292,398.24
  6. Step 6: Final answer
    x = 218,402.54

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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.