Home / 589,266.20-883,316.10-289,501.40

Finding the Fourth Proportional to 589,266.20, 883,316.10 and 289,501.40

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Solution

The fourth proportional to 589,266.20, 883,316.10 and 289,501.40 is: 433,965.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,266.20 : 883,316.10 = 289,501.40 : x
  2. Step 2: Convert to fraction form
    589,266.20/883,316.10 = 289,501.40/x
  3. Step 3: Cross multiply
    589,266.20x = 883,316.10 × 289,501.40
  4. Step 4: Simplify right side
    589,266.20x = 255,721,247,592.54
  5. Step 5: Solve for x
    x = 255,721,247,592.54/589,266.20
  6. Step 6: Final answer
    x = 433,965.58

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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.