Home / 447,025.83-616,898.85-243,075.29

Finding the Fourth Proportional to 447,025.83, 616,898.85 and 243,075.29

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Solution

The fourth proportional to 447,025.83, 616,898.85 and 243,075.29 is: 335,445.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,025.83 : 616,898.85 = 243,075.29 : x
  2. Step 2: Convert to fraction form
    447,025.83/616,898.85 = 243,075.29/x
  3. Step 3: Cross multiply
    447,025.83x = 616,898.85 × 243,075.29
  4. Step 4: Simplify right side
    447,025.83x = 149,952,866,864.42
  5. Step 5: Solve for x
    x = 149,952,866,864.42/447,025.83
  6. Step 6: Final answer
    x = 335,445.64

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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.