Home / 989,483.16-1,365,486.18-536,774.16

Finding the Fourth Proportional to 989,483.16, 1,365,486.18 and 536,774.16

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Solution

The fourth proportional to 989,483.16, 1,365,486.18 and 536,774.16 is: 740,748.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,483.16 : 1,365,486.18 = 536,774.16 : x
  2. Step 2: Convert to fraction form
    989,483.16/1,365,486.18 = 536,774.16/x
  3. Step 3: Cross multiply
    989,483.16x = 1,365,486.18 × 536,774.16
  4. Step 4: Simplify right side
    989,483.16x = 732,957,697,261.11
  5. Step 5: Solve for x
    x = 732,957,697,261.11/989,483.16
  6. Step 6: Final answer
    x = 740,748.03

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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.