Home / 877,433.68-1,210,940.24-533,190.16

Finding the Fourth Proportional to 877,433.68, 1,210,940.24 and 533,190.16

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Solution

The fourth proportional to 877,433.68, 1,210,940.24 and 533,190.16 is: 735,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,433.68 : 1,210,940.24 = 533,190.16 : x
  2. Step 2: Convert to fraction form
    877,433.68/1,210,940.24 = 533,190.16/x
  3. Step 3: Cross multiply
    877,433.68x = 1,210,940.24 × 533,190.16
  4. Step 4: Simplify right side
    877,433.68x = 645,661,420,316.04
  5. Step 5: Solve for x
    x = 645,661,420,316.04/877,433.68
  6. Step 6: Final answer
    x = 735,852.10

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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.