Home / 929,300.32-1,282,885.05-623,265.04

Finding the Fourth Proportional to 929,300.32, 1,282,885.05 and 623,265.04

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Solution

The fourth proportional to 929,300.32, 1,282,885.05 and 623,265.04 is: 860,407.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,300.32 : 1,282,885.05 = 623,265.04 : x
  2. Step 2: Convert to fraction form
    929,300.32/1,282,885.05 = 623,265.04/x
  3. Step 3: Cross multiply
    929,300.32x = 1,282,885.05 × 623,265.04
  4. Step 4: Simplify right side
    929,300.32x = 799,577,402,003.65
  5. Step 5: Solve for x
    x = 799,577,402,003.65/929,300.32
  6. Step 6: Final answer
    x = 860,407.97

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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.