Home / 623,437.94-934,821.56-323,174.18

Finding the Fourth Proportional to 623,437.94, 934,821.56 and 323,174.18

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Solution

The fourth proportional to 623,437.94, 934,821.56 and 323,174.18 is: 484,587.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,437.94 : 934,821.56 = 323,174.18 : x
  2. Step 2: Convert to fraction form
    623,437.94/934,821.56 = 323,174.18/x
  3. Step 3: Cross multiply
    623,437.94x = 934,821.56 × 323,174.18
  4. Step 4: Simplify right side
    623,437.94x = 302,110,184,809.34
  5. Step 5: Solve for x
    x = 302,110,184,809.34/623,437.94
  6. Step 6: Final answer
    x = 484,587.43

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Half scale
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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.