Home / 623,127.98-934,318.28-285,746.02

Finding the Fourth Proportional to 623,127.98, 934,318.28 and 285,746.02

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Solution

The fourth proportional to 623,127.98, 934,318.28 and 285,746.02 is: 428,447.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,127.98 : 934,318.28 = 285,746.02 : x
  2. Step 2: Convert to fraction form
    623,127.98/934,318.28 = 285,746.02/x
  3. Step 3: Cross multiply
    623,127.98x = 934,318.28 × 285,746.02
  4. Step 4: Simplify right side
    623,127.98x = 266,977,729,923.25
  5. Step 5: Solve for x
    x = 266,977,729,923.25/623,127.98
  6. Step 6: Final answer
    x = 428,447.67

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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.