Home / 406,320.04-560,998.74-253,417.96

Finding the Fourth Proportional to 406,320.04, 560,998.74 and 253,417.96

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Solution

The fourth proportional to 406,320.04, 560,998.74 and 253,417.96 is: 349,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,320.04 : 560,998.74 = 253,417.96 : x
  2. Step 2: Convert to fraction form
    406,320.04/560,998.74 = 253,417.96/x
  3. Step 3: Cross multiply
    406,320.04x = 560,998.74 × 253,417.96
  4. Step 4: Simplify right side
    406,320.04x = 142,167,156,253.37
  5. Step 5: Solve for x
    x = 142,167,156,253.37/406,320.04
  6. Step 6: Final answer
    x = 349,889.60

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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.