Home / 556,280.10-834,679.35-416,312.10

Finding the Fourth Proportional to 556,280.10, 834,679.35 and 416,312.10

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Solution

The fourth proportional to 556,280.10, 834,679.35 and 416,312.10 is: 624,662.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,280.10 : 834,679.35 = 416,312.10 : x
  2. Step 2: Convert to fraction form
    556,280.10/834,679.35 = 416,312.10/x
  3. Step 3: Cross multiply
    556,280.10x = 834,679.35 × 416,312.10
  4. Step 4: Simplify right side
    556,280.10x = 347,487,113,025.14
  5. Step 5: Solve for x
    x = 347,487,113,025.14/556,280.10
  6. Step 6: Final answer
    x = 624,662.13

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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.