Home / 374,875.23-517,314.95-213,782.13

Finding the Fourth Proportional to 374,875.23, 517,314.95 and 213,782.13

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Solution

The fourth proportional to 374,875.23, 517,314.95 and 213,782.13 is: 295,012.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,875.23 : 517,314.95 = 213,782.13 : x
  2. Step 2: Convert to fraction form
    374,875.23/517,314.95 = 213,782.13/x
  3. Step 3: Cross multiply
    374,875.23x = 517,314.95 × 213,782.13
  4. Step 4: Simplify right side
    374,875.23x = 110,592,689,951.91
  5. Step 5: Solve for x
    x = 110,592,689,951.91/374,875.23
  6. Step 6: Final answer
    x = 295,012.00

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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.