Home / 934,200.32-1,289,123.04-526,280

Finding the Fourth Proportional to 934,200.32, 1,289,123.04 and 526,280

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Solution

The fourth proportional to 934,200.32, 1,289,123.04 and 526,280 is: 726,225.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,200.32 : 1,289,123.04 = 526,280 : x
  2. Step 2: Convert to fraction form
    934,200.32/1,289,123.04 = 526,280/x
  3. Step 3: Cross multiply
    934,200.32x = 1,289,123.04 × 526,280
  4. Step 4: Simplify right side
    934,200.32x = 678,439,673,491.20
  5. Step 5: Solve for x
    x = 678,439,673,491.20/934,200.32
  6. Step 6: Final answer
    x = 726,225.05

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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.