Home / 966,401.16-1,333,649.70-530,858.90

Finding the Fourth Proportional to 966,401.16, 1,333,649.70 and 530,858.90

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Solution

The fourth proportional to 966,401.16, 1,333,649.70 and 530,858.90 is: 732,594.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,401.16 : 1,333,649.70 = 530,858.90 : x
  2. Step 2: Convert to fraction form
    966,401.16/1,333,649.70 = 530,858.90/x
  3. Step 3: Cross multiply
    966,401.16x = 1,333,649.70 × 530,858.90
  4. Step 4: Simplify right side
    966,401.16x = 707,979,806,059.08
  5. Step 5: Solve for x
    x = 707,979,806,059.08/966,401.16
  6. Step 6: Final answer
    x = 732,594.12

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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.