Home / 993,466.32-1,490,235.69-353,817.11

Finding the Fourth Proportional to 993,466.32, 1,490,235.69 and 353,817.11

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Solution

The fourth proportional to 993,466.32, 1,490,235.69 and 353,817.11 is: 530,738.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,466.32 : 1,490,235.69 = 353,817.11 : x
  2. Step 2: Convert to fraction form
    993,466.32/1,490,235.69 = 353,817.11/x
  3. Step 3: Cross multiply
    993,466.32x = 1,490,235.69 × 353,817.11
  4. Step 4: Simplify right side
    993,466.32x = 527,270,877,603.48
  5. Step 5: Solve for x
    x = 527,270,877,603.48/993,466.32
  6. Step 6: Final answer
    x = 530,738.55

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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.