Home / 648,681.12-895,141.56-362,219.16

Finding the Fourth Proportional to 648,681.12, 895,141.56 and 362,219.16

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Solution

The fourth proportional to 648,681.12, 895,141.56 and 362,219.16 is: 499,841.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,681.12 : 895,141.56 = 362,219.16 : x
  2. Step 2: Convert to fraction form
    648,681.12/895,141.56 = 362,219.16/x
  3. Step 3: Cross multiply
    648,681.12x = 895,141.56 × 362,219.16
  4. Step 4: Simplify right side
    648,681.12x = 324,237,423,944.29
  5. Step 5: Solve for x
    x = 324,237,423,944.29/648,681.12
  6. Step 6: Final answer
    x = 499,841.01

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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.