Home / 854,667.95-1,281,528.63-349,583.60

Finding the Fourth Proportional to 854,667.95, 1,281,528.63 and 349,583.60

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Solution

The fourth proportional to 854,667.95, 1,281,528.63 and 349,583.60 is: 524,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,667.95 : 1,281,528.63 = 349,583.60 : x
  2. Step 2: Convert to fraction form
    854,667.95/1,281,528.63 = 349,583.60/x
  3. Step 3: Cross multiply
    854,667.95x = 1,281,528.63 × 349,583.60
  4. Step 4: Simplify right side
    854,667.95x = 448,001,385,570.83
  5. Step 5: Solve for x
    x = 448,001,385,570.83/854,667.95
  6. Step 6: Final answer
    x = 524,181.80

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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.