Home / 974,211.20-1,461,316.80-554,307.20

Finding the Fourth Proportional to 974,211.20, 1,461,316.80 and 554,307.20

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Solution

The fourth proportional to 974,211.20, 1,461,316.80 and 554,307.20 is: 831,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,211.20 : 1,461,316.80 = 554,307.20 : x
  2. Step 2: Convert to fraction form
    974,211.20/1,461,316.80 = 554,307.20/x
  3. Step 3: Cross multiply
    974,211.20x = 1,461,316.80 × 554,307.20
  4. Step 4: Simplify right side
    974,211.20x = 810,018,423,720.96
  5. Step 5: Solve for x
    x = 810,018,423,720.96/974,211.20
  6. Step 6: Final answer
    x = 831,460.80

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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.