Home / 440,897.04-608,437.44-239,693.04

Finding the Fourth Proportional to 440,897.04, 608,437.44 and 239,693.04

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Solution

The fourth proportional to 440,897.04, 608,437.44 and 239,693.04 is: 330,776.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,897.04 : 608,437.44 = 239,693.04 : x
  2. Step 2: Convert to fraction form
    440,897.04/608,437.44 = 239,693.04/x
  3. Step 3: Cross multiply
    440,897.04x = 608,437.44 × 239,693.04
  4. Step 4: Simplify right side
    440,897.04x = 145,838,219,643.42
  5. Step 5: Solve for x
    x = 145,838,219,643.42/440,897.04
  6. Step 6: Final answer
    x = 330,776.14

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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.