Home / 411,430.58-567,545.54-239,329.18

Finding the Fourth Proportional to 411,430.58, 567,545.54 and 239,329.18

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Solution

The fourth proportional to 411,430.58, 567,545.54 and 239,329.18 is: 330,141.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,430.58 : 567,545.54 = 239,329.18 : x
  2. Step 2: Convert to fraction form
    411,430.58/567,545.54 = 239,329.18/x
  3. Step 3: Cross multiply
    411,430.58x = 567,545.54 × 239,329.18
  4. Step 4: Simplify right side
    411,430.58x = 135,830,208,700.86
  5. Step 5: Solve for x
    x = 135,830,208,700.86/411,430.58
  6. Step 6: Final answer
    x = 330,141.26

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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.