Home / 949,021.41-1,423,532.11-416,547.05

Finding the Fourth Proportional to 949,021.41, 1,423,532.11 and 416,547.05

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Solution

The fourth proportional to 949,021.41, 1,423,532.11 and 416,547.05 is: 624,820.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,021.41 : 1,423,532.11 = 416,547.05 : x
  2. Step 2: Convert to fraction form
    949,021.41/1,423,532.11 = 416,547.05/x
  3. Step 3: Cross multiply
    949,021.41x = 1,423,532.11 × 416,547.05
  4. Step 4: Simplify right side
    949,021.41x = 592,968,101,000.78
  5. Step 5: Solve for x
    x = 592,968,101,000.78/949,021.41
  6. Step 6: Final answer
    x = 624,820.57

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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.