Home / 784,009.52-1,081,801.98-461,783.77

Finding the Fourth Proportional to 784,009.52, 1,081,801.98 and 461,783.77

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Solution

The fourth proportional to 784,009.52, 1,081,801.98 and 461,783.77 is: 637,184.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,009.52 : 1,081,801.98 = 461,783.77 : x
  2. Step 2: Convert to fraction form
    784,009.52/1,081,801.98 = 461,783.77/x
  3. Step 3: Cross multiply
    784,009.52x = 1,081,801.98 × 461,783.77
  4. Step 4: Simplify right side
    784,009.52x = 499,558,596,717.87
  5. Step 5: Solve for x
    x = 499,558,596,717.87/784,009.52
  6. Step 6: Final answer
    x = 637,184.35

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Double scale
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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.