Home / 903,384.53-1,246,705.54-495,503.57

Finding the Fourth Proportional to 903,384.53, 1,246,705.54 and 495,503.57

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Solution

The fourth proportional to 903,384.53, 1,246,705.54 and 495,503.57 is: 683,814.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,384.53 : 1,246,705.54 = 495,503.57 : x
  2. Step 2: Convert to fraction form
    903,384.53/1,246,705.54 = 495,503.57/x
  3. Step 3: Cross multiply
    903,384.53x = 1,246,705.54 × 495,503.57
  4. Step 4: Simplify right side
    903,384.53x = 617,747,045,808.78
  5. Step 5: Solve for x
    x = 617,747,045,808.78/903,384.53
  6. Step 6: Final answer
    x = 683,814.06

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Double scale
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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.