Home / 434,411.06-599,503.48-243,417.38

Finding the Fourth Proportional to 434,411.06, 599,503.48 and 243,417.38

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Solution

The fourth proportional to 434,411.06, 599,503.48 and 243,417.38 is: 335,925.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,411.06 : 599,503.48 = 243,417.38 : x
  2. Step 2: Convert to fraction form
    434,411.06/599,503.48 = 243,417.38/x
  3. Step 3: Cross multiply
    434,411.06x = 599,503.48 × 243,417.38
  4. Step 4: Simplify right side
    434,411.06x = 145,929,562,796.42
  5. Step 5: Solve for x
    x = 145,929,562,796.42/434,411.06
  6. Step 6: Final answer
    x = 335,925.07

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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.