Home / 879,532.01-1,213,756.50-477,124.01

Finding the Fourth Proportional to 879,532.01, 1,213,756.50 and 477,124.01

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Solution

The fourth proportional to 879,532.01, 1,213,756.50 and 477,124.01 is: 658,432.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,532.01 : 1,213,756.50 = 477,124.01 : x
  2. Step 2: Convert to fraction form
    879,532.01/1,213,756.50 = 477,124.01/x
  3. Step 3: Cross multiply
    879,532.01x = 1,213,756.50 × 477,124.01
  4. Step 4: Simplify right side
    879,532.01x = 579,112,359,989.16
  5. Step 5: Solve for x
    x = 579,112,359,989.16/879,532.01
  6. Step 6: Final answer
    x = 658,432.39

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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.