Home / 623,048.08-859,831.67-351,127.44

Finding the Fourth Proportional to 623,048.08, 859,831.67 and 351,127.44

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Solution

The fourth proportional to 623,048.08, 859,831.67 and 351,127.44 is: 484,570.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,048.08 : 859,831.67 = 351,127.44 : x
  2. Step 2: Convert to fraction form
    623,048.08/859,831.67 = 351,127.44/x
  3. Step 3: Cross multiply
    623,048.08x = 859,831.67 × 351,127.44
  4. Step 4: Simplify right side
    623,048.08x = 301,910,493,118.03
  5. Step 5: Solve for x
    x = 301,910,493,118.03/623,048.08
  6. Step 6: Final answer
    x = 484,570.14

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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.