Home / 623,738.25-935,466.28-286,454.67

Finding the Fourth Proportional to 623,738.25, 935,466.28 and 286,454.67

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Solution

The fourth proportional to 623,738.25, 935,466.28 and 286,454.67 is: 429,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,738.25 : 935,466.28 = 286,454.67 : x
  2. Step 2: Convert to fraction form
    623,738.25/935,466.28 = 286,454.67/x
  3. Step 3: Cross multiply
    623,738.25x = 935,466.28 × 286,454.67
  4. Step 4: Simplify right side
    623,738.25x = 267,968,680,309.39
  5. Step 5: Solve for x
    x = 267,968,680,309.39/623,738.25
  6. Step 6: Final answer
    x = 429,617.20

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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.