Home / 583,868.40-876,148.20-384,764.40

Finding the Fourth Proportional to 583,868.40, 876,148.20 and 384,764.40

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Solution

The fourth proportional to 583,868.40, 876,148.20 and 384,764.40 is: 577,374.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,868.40 : 876,148.20 = 384,764.40 : x
  2. Step 2: Convert to fraction form
    583,868.40/876,148.20 = 384,764.40/x
  3. Step 3: Cross multiply
    583,868.40x = 876,148.20 × 384,764.40
  4. Step 4: Simplify right side
    583,868.40x = 337,110,636,484.08
  5. Step 5: Solve for x
    x = 337,110,636,484.08/583,868.40
  6. Step 6: Final answer
    x = 577,374.35

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Double scale
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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.