Home / 483,870.80-724,931.40-296,663.60

Finding the Fourth Proportional to 483,870.80, 724,931.40 and 296,663.60

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Solution

The fourth proportional to 483,870.80, 724,931.40 and 296,663.60 is: 444,459.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,870.80 : 724,931.40 = 296,663.60 : x
  2. Step 2: Convert to fraction form
    483,870.80/724,931.40 = 296,663.60/x
  3. Step 3: Cross multiply
    483,870.80x = 724,931.40 × 296,663.60
  4. Step 4: Simplify right side
    483,870.80x = 215,060,758,877.04
  5. Step 5: Solve for x
    x = 215,060,758,877.04/483,870.80
  6. Step 6: Final answer
    x = 444,459.06

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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.