Home / 582,284.83-803,868.47-408,389.07

Finding the Fourth Proportional to 582,284.83, 803,868.47 and 408,389.07

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Solution

The fourth proportional to 582,284.83, 803,868.47 and 408,389.07 is: 563,798.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,284.83 : 803,868.47 = 408,389.07 : x
  2. Step 2: Convert to fraction form
    582,284.83/803,868.47 = 408,389.07/x
  3. Step 3: Cross multiply
    582,284.83x = 803,868.47 × 408,389.07
  4. Step 4: Simplify right side
    582,284.83x = 328,291,096,865.62
  5. Step 5: Solve for x
    x = 328,291,096,865.62/582,284.83
  6. Step 6: Final answer
    x = 563,798.13

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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.