Home / 578,666.60-867,999.90-246,199.40

Finding the Fourth Proportional to 578,666.60, 867,999.90 and 246,199.40

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Solution

The fourth proportional to 578,666.60, 867,999.90 and 246,199.40 is: 369,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,666.60 : 867,999.90 = 246,199.40 : x
  2. Step 2: Convert to fraction form
    578,666.60/867,999.90 = 246,199.40/x
  3. Step 3: Cross multiply
    578,666.60x = 867,999.90 × 246,199.40
  4. Step 4: Simplify right side
    578,666.60x = 213,701,054,580.06
  5. Step 5: Solve for x
    x = 213,701,054,580.06/578,666.60
  6. Step 6: Final answer
    x = 369,299.10

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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.