Home / 840,938.04-1,160,159.22-518,088.24

Finding the Fourth Proportional to 840,938.04, 1,160,159.22 and 518,088.24

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Solution

The fourth proportional to 840,938.04, 1,160,159.22 and 518,088.24 is: 714,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,938.04 : 1,160,159.22 = 518,088.24 : x
  2. Step 2: Convert to fraction form
    840,938.04/1,160,159.22 = 518,088.24/x
  3. Step 3: Cross multiply
    840,938.04x = 1,160,159.22 × 518,088.24
  4. Step 4: Simplify right side
    840,938.04x = 601,064,848,409.57
  5. Step 5: Solve for x
    x = 601,064,848,409.57/840,938.04
  6. Step 6: Final answer
    x = 714,755.21

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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.