Home / 705,283.32-973,298.04-382,996.20

Finding the Fourth Proportional to 705,283.32, 973,298.04 and 382,996.20

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Solution

The fourth proportional to 705,283.32, 973,298.04 and 382,996.20 is: 528,538.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,283.32 : 973,298.04 = 382,996.20 : x
  2. Step 2: Convert to fraction form
    705,283.32/973,298.04 = 382,996.20/x
  3. Step 3: Cross multiply
    705,283.32x = 973,298.04 × 382,996.20
  4. Step 4: Simplify right side
    705,283.32x = 372,769,450,787.45
  5. Step 5: Solve for x
    x = 372,769,450,787.45/705,283.32
  6. Step 6: Final answer
    x = 528,538.59

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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.