Home / 506,036.41-758,679.64-306,309.55

Finding the Fourth Proportional to 506,036.41, 758,679.64 and 306,309.55

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Solution

The fourth proportional to 506,036.41, 758,679.64 and 306,309.55 is: 459,237.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,036.41 : 758,679.64 = 306,309.55 : x
  2. Step 2: Convert to fraction form
    506,036.41/758,679.64 = 306,309.55/x
  3. Step 3: Cross multiply
    506,036.41x = 758,679.64 × 306,309.55
  4. Step 4: Simplify right side
    506,036.41x = 232,390,818,744.11
  5. Step 5: Solve for x
    x = 232,390,818,744.11/506,036.41
  6. Step 6: Final answer
    x = 459,237.34

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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.