Home / 346,210.20-519,461.10-188,551.80

Finding the Fourth Proportional to 346,210.20, 519,461.10 and 188,551.80

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Solution

The fourth proportional to 346,210.20, 519,461.10 and 188,551.80 is: 282,907.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,210.20 : 519,461.10 = 188,551.80 : x
  2. Step 2: Convert to fraction form
    346,210.20/519,461.10 = 188,551.80/x
  3. Step 3: Cross multiply
    346,210.20x = 519,461.10 × 188,551.80
  4. Step 4: Simplify right side
    346,210.20x = 97,945,325,434.98
  5. Step 5: Solve for x
    x = 97,945,325,434.98/346,210.20
  6. Step 6: Final answer
    x = 282,907.11

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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.