Home / 864,098.10-1,210,981.50-864,098.10

Finding the Fourth Proportional to 864,098.10, 1,210,981.50 and 864,098.10

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Solution

The fourth proportional to 864,098.10, 1,210,981.50 and 864,098.10 is: 1,210,981.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,098.10 : 1,210,981.50 = 864,098.10 : x
  2. Step 2: Convert to fraction form
    864,098.10/1,210,981.50 = 864,098.10/x
  3. Step 3: Cross multiply
    864,098.10x = 1,210,981.50 × 864,098.10
  4. Step 4: Simplify right side
    864,098.10x = 1,046,406,813,285.15
  5. Step 5: Solve for x
    x = 1,046,406,813,285.15/864,098.10
  6. Step 6: Final answer
    x = 1,210,981.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.