Home / 1,443,094.70-2,164,032.98-432,360.30

Finding the Fourth Proportional to 1,443,094.70, 2,164,032.98 and 432,360.30

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Solution

The fourth proportional to 1,443,094.70, 2,164,032.98 and 432,360.30 is: 648,357.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,094.70 : 2,164,032.98 = 432,360.30 : x
  2. Step 2: Convert to fraction form
    1,443,094.70/2,164,032.98 = 432,360.30/x
  3. Step 3: Cross multiply
    1,443,094.70x = 2,164,032.98 × 432,360.30
  4. Step 4: Simplify right side
    1,443,094.70x = 935,641,946,280.89
  5. Step 5: Solve for x
    x = 935,641,946,280.89/1,443,094.70
  6. Step 6: Final answer
    x = 648,357.97

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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.