Home / 963,395.37-1,329,428.09-533,644.40

Finding the Fourth Proportional to 963,395.37, 1,329,428.09 and 533,644.40

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Solution

The fourth proportional to 963,395.37, 1,329,428.09 and 533,644.40 is: 736,397.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,395.37 : 1,329,428.09 = 533,644.40 : x
  2. Step 2: Convert to fraction form
    963,395.37/1,329,428.09 = 533,644.40/x
  3. Step 3: Cross multiply
    963,395.37x = 1,329,428.09 × 533,644.40
  4. Step 4: Simplify right side
    963,395.37x = 709,441,860,088.88
  5. Step 5: Solve for x
    x = 709,441,860,088.88/963,395.37
  6. Step 6: Final answer
    x = 736,397.41

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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.