Home / 413,324.12-570,319.36-243,535.16

Finding the Fourth Proportional to 413,324.12, 570,319.36 and 243,535.16

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Solution

The fourth proportional to 413,324.12, 570,319.36 and 243,535.16 is: 336,038.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,324.12 : 570,319.36 = 243,535.16 : x
  2. Step 2: Convert to fraction form
    413,324.12/570,319.36 = 243,535.16/x
  3. Step 3: Cross multiply
    413,324.12x = 570,319.36 × 243,535.16
  4. Step 4: Simplify right side
    413,324.12x = 138,892,813,128.26
  5. Step 5: Solve for x
    x = 138,892,813,128.26/413,324.12
  6. Step 6: Final answer
    x = 336,038.49

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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.