Home / 563,719.62-777,964.95-334,412.67

Finding the Fourth Proportional to 563,719.62, 777,964.95 and 334,412.67

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Solution

The fourth proportional to 563,719.62, 777,964.95 and 334,412.67 is: 461,508.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,719.62 : 777,964.95 = 334,412.67 : x
  2. Step 2: Convert to fraction form
    563,719.62/777,964.95 = 334,412.67/x
  3. Step 3: Cross multiply
    563,719.62x = 777,964.95 × 334,412.67
  4. Step 4: Simplify right side
    563,719.62x = 260,161,336,095.92
  5. Step 5: Solve for x
    x = 260,161,336,095.92/563,719.62
  6. Step 6: Final answer
    x = 461,508.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.