Home / 424,848.78-586,222.65-243,527.40

Finding the Fourth Proportional to 424,848.78, 586,222.65 and 243,527.40

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Solution

The fourth proportional to 424,848.78, 586,222.65 and 243,527.40 is: 336,028.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,848.78 : 586,222.65 = 243,527.40 : x
  2. Step 2: Convert to fraction form
    424,848.78/586,222.65 = 243,527.40/x
  3. Step 3: Cross multiply
    424,848.78x = 586,222.65 × 243,527.40
  4. Step 4: Simplify right side
    424,848.78x = 142,761,277,775.61
  5. Step 5: Solve for x
    x = 142,761,277,775.61/424,848.78
  6. Step 6: Final answer
    x = 336,028.45

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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.