Home / 477,347.28-658,756.16-262,503.69

Finding the Fourth Proportional to 477,347.28, 658,756.16 and 262,503.69

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Solution

The fourth proportional to 477,347.28, 658,756.16 and 262,503.69 is: 362,264.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,347.28 : 658,756.16 = 262,503.69 : x
  2. Step 2: Convert to fraction form
    477,347.28/658,756.16 = 262,503.69/x
  3. Step 3: Cross multiply
    477,347.28x = 658,756.16 × 262,503.69
  4. Step 4: Simplify right side
    477,347.28x = 172,925,922,810.23
  5. Step 5: Solve for x
    x = 172,925,922,810.23/477,347.28
  6. Step 6: Final answer
    x = 362,264.39

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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.