Home / 784,582.66-1,082,837.22-435,802.63

Finding the Fourth Proportional to 784,582.66, 1,082,837.22 and 435,802.63

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Solution

The fourth proportional to 784,582.66, 1,082,837.22 and 435,802.63 is: 601,470.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,582.66 : 1,082,837.22 = 435,802.63 : x
  2. Step 2: Convert to fraction form
    784,582.66/1,082,837.22 = 435,802.63/x
  3. Step 3: Cross multiply
    784,582.66x = 1,082,837.22 × 435,802.63
  4. Step 4: Simplify right side
    784,582.66x = 471,903,308,337.89
  5. Step 5: Solve for x
    x = 471,903,308,337.89/784,582.66
  6. Step 6: Final answer
    x = 601,470.48

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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.