Home / 614,923.40-848,557.74-356,780.35

Finding the Fourth Proportional to 614,923.40, 848,557.74 and 356,780.35

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Solution

The fourth proportional to 614,923.40, 848,557.74 and 356,780.35 is: 492,335.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,923.40 : 848,557.74 = 356,780.35 : x
  2. Step 2: Convert to fraction form
    614,923.40/848,557.74 = 356,780.35/x
  3. Step 3: Cross multiply
    614,923.40x = 848,557.74 × 356,780.35
  4. Step 4: Simplify right side
    614,923.40x = 302,748,727,472.41
  5. Step 5: Solve for x
    x = 302,748,727,472.41/614,923.40
  6. Step 6: Final answer
    x = 492,335.68

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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.