Home / 569,934.96-786,533.40-315,281.76

Finding the Fourth Proportional to 569,934.96, 786,533.40 and 315,281.76

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Solution

The fourth proportional to 569,934.96, 786,533.40 and 315,281.76 is: 435,101.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,934.96 : 786,533.40 = 315,281.76 : x
  2. Step 2: Convert to fraction form
    569,934.96/786,533.40 = 315,281.76/x
  3. Step 3: Cross multiply
    569,934.96x = 786,533.40 × 315,281.76
  4. Step 4: Simplify right side
    569,934.96x = 247,979,634,650.78
  5. Step 5: Solve for x
    x = 247,979,634,650.78/569,934.96
  6. Step 6: Final answer
    x = 435,101.64

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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.