Home / 954,312.54-1,316,928.17-518,719.55

Finding the Fourth Proportional to 954,312.54, 1,316,928.17 and 518,719.55

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Solution

The fourth proportional to 954,312.54, 1,316,928.17 and 518,719.55 is: 715,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,312.54 : 1,316,928.17 = 518,719.55 : x
  2. Step 2: Convert to fraction form
    954,312.54/1,316,928.17 = 518,719.55/x
  3. Step 3: Cross multiply
    954,312.54x = 1,316,928.17 × 518,719.55
  4. Step 4: Simplify right side
    954,312.54x = 683,116,382,436.88
  5. Step 5: Solve for x
    x = 683,116,382,436.88/954,312.54
  6. Step 6: Final answer
    x = 715,820.40

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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.