Home / 754,449.04-1,130,970.48-517,903.12

Finding the Fourth Proportional to 754,449.04, 1,130,970.48 and 517,903.12

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Solution

The fourth proportional to 754,449.04, 1,130,970.48 and 517,903.12 is: 776,372.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,449.04 : 1,130,970.48 = 517,903.12 : x
  2. Step 2: Convert to fraction form
    754,449.04/1,130,970.48 = 517,903.12/x
  3. Step 3: Cross multiply
    754,449.04x = 1,130,970.48 × 517,903.12
  4. Step 4: Simplify right side
    754,449.04x = 585,733,140,219.90
  5. Step 5: Solve for x
    x = 585,733,140,219.90/754,449.04
  6. Step 6: Final answer
    x = 776,372.04

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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.