Home / 583,582.32-805,349.72-328,933.50

Finding the Fourth Proportional to 583,582.32, 805,349.72 and 328,933.50

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Solution

The fourth proportional to 583,582.32, 805,349.72 and 328,933.50 is: 453,931.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,582.32 : 805,349.72 = 328,933.50 : x
  2. Step 2: Convert to fraction form
    583,582.32/805,349.72 = 328,933.50/x
  3. Step 3: Cross multiply
    583,582.32x = 805,349.72 × 328,933.50
  4. Step 4: Simplify right side
    583,582.32x = 264,906,502,123.62
  5. Step 5: Solve for x
    x = 264,906,502,123.62/583,582.32
  6. Step 6: Final answer
    x = 453,931.68

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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.