Home / 305,184.13-457,801.10-153,303.08

Finding the Fourth Proportional to 305,184.13, 457,801.10 and 153,303.08

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Solution

The fourth proportional to 305,184.13, 457,801.10 and 153,303.08 is: 229,967.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,184.13 : 457,801.10 = 153,303.08 : x
  2. Step 2: Convert to fraction form
    305,184.13/457,801.10 = 153,303.08/x
  3. Step 3: Cross multiply
    305,184.13x = 457,801.10 × 153,303.08
  4. Step 4: Simplify right side
    305,184.13x = 70,182,318,657.39
  5. Step 5: Solve for x
    x = 70,182,318,657.39/305,184.13
  6. Step 6: Final answer
    x = 229,967.13

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1.5x scale

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.