Home / 623,424.12-860,437.50-351,575.16

Finding the Fourth Proportional to 623,424.12, 860,437.50 and 351,575.16

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Solution

The fourth proportional to 623,424.12, 860,437.50 and 351,575.16 is: 485,237.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,424.12 : 860,437.50 = 351,575.16 : x
  2. Step 2: Convert to fraction form
    623,424.12/860,437.50 = 351,575.16/x
  3. Step 3: Cross multiply
    623,424.12x = 860,437.50 × 351,575.16
  4. Step 4: Simplify right side
    623,424.12x = 302,508,451,732.50
  5. Step 5: Solve for x
    x = 302,508,451,732.50/623,424.12
  6. Step 6: Final answer
    x = 485,237.00

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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.