Home / 938,554.08-1,407,885.90-362,180.40

Finding the Fourth Proportional to 938,554.08, 1,407,885.90 and 362,180.40

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Solution

The fourth proportional to 938,554.08, 1,407,885.90 and 362,180.40 is: 543,291.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,554.08 : 1,407,885.90 = 362,180.40 : x
  2. Step 2: Convert to fraction form
    938,554.08/1,407,885.90 = 362,180.40/x
  3. Step 3: Cross multiply
    938,554.08x = 1,407,885.90 × 362,180.40
  4. Step 4: Simplify right side
    938,554.08x = 509,908,678,416.36
  5. Step 5: Solve for x
    x = 509,908,678,416.36/938,554.08
  6. Step 6: Final answer
    x = 543,291.74

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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.