Home / 784,684.68-1,176,210.54-363,614.28

Finding the Fourth Proportional to 784,684.68, 1,176,210.54 and 363,614.28

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Solution

The fourth proportional to 784,684.68, 1,176,210.54 and 363,614.28 is: 545,043.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,684.68 : 1,176,210.54 = 363,614.28 : x
  2. Step 2: Convert to fraction form
    784,684.68/1,176,210.54 = 363,614.28/x
  3. Step 3: Cross multiply
    784,684.68x = 1,176,210.54 × 363,614.28
  4. Step 4: Simplify right side
    784,684.68x = 427,686,948,630.51
  5. Step 5: Solve for x
    x = 427,686,948,630.51/784,684.68
  6. Step 6: Final answer
    x = 545,043.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.