Home / 784,587.71-1,176,881.56-223,607.63

Finding the Fourth Proportional to 784,587.71, 1,176,881.56 and 223,607.63

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Solution

The fourth proportional to 784,587.71, 1,176,881.56 and 223,607.63 is: 335,411.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,587.71 : 1,176,881.56 = 223,607.63 : x
  2. Step 2: Convert to fraction form
    784,587.71/1,176,881.56 = 223,607.63/x
  3. Step 3: Cross multiply
    784,587.71x = 1,176,881.56 × 223,607.63
  4. Step 4: Simplify right side
    784,587.71x = 263,159,696,422.30
  5. Step 5: Solve for x
    x = 263,159,696,422.30/784,587.71
  6. Step 6: Final answer
    x = 335,411.44

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Double scale
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Similar ratio
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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.