Home / 453,981.87-626,345.02-292,943.95

Finding the Fourth Proportional to 453,981.87, 626,345.02 and 292,943.95

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Solution

The fourth proportional to 453,981.87, 626,345.02 and 292,943.95 is: 404,165.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,981.87 : 626,345.02 = 292,943.95 : x
  2. Step 2: Convert to fraction form
    453,981.87/626,345.02 = 292,943.95/x
  3. Step 3: Cross multiply
    453,981.87x = 626,345.02 × 292,943.95
  4. Step 4: Simplify right side
    453,981.87x = 183,483,983,021.95
  5. Step 5: Solve for x
    x = 183,483,983,021.95/453,981.87
  6. Step 6: Final answer
    x = 404,165.88

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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.