Home / 623,276.27-860,069.58-351,411.01

Finding the Fourth Proportional to 623,276.27, 860,069.58 and 351,411.01

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Solution

The fourth proportional to 623,276.27, 860,069.58 and 351,411.01 is: 484,918.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,276.27 : 860,069.58 = 351,411.01 : x
  2. Step 2: Convert to fraction form
    623,276.27/860,069.58 = 351,411.01/x
  3. Step 3: Cross multiply
    623,276.27x = 860,069.58 × 351,411.01
  4. Step 4: Simplify right side
    623,276.27x = 302,237,919,778.08
  5. Step 5: Solve for x
    x = 302,237,919,778.08/623,276.27
  6. Step 6: Final answer
    x = 484,918.06

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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.