Home / 776,384.64-1,164,591.36-243,895.68

Finding the Fourth Proportional to 776,384.64, 1,164,591.36 and 243,895.68

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Solution

The fourth proportional to 776,384.64, 1,164,591.36 and 243,895.68 is: 365,848.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,384.64 : 1,164,591.36 = 243,895.68 : x
  2. Step 2: Convert to fraction form
    776,384.64/1,164,591.36 = 243,895.68/x
  3. Step 3: Cross multiply
    776,384.64x = 1,164,591.36 × 243,895.68
  4. Step 4: Simplify right side
    776,384.64x = 284,038,801,669.33
  5. Step 5: Solve for x
    x = 284,038,801,669.33/776,384.64
  6. Step 6: Final answer
    x = 365,848.04

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Double scale
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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.