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Finding the Fourth Proportional to 446,501.80, 616,159.62 and 242,543.80

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Solution

The fourth proportional to 446,501.80, 616,159.62 and 242,543.80 is: 334,703.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,501.80 : 616,159.62 = 242,543.80 : x
  2. Step 2: Convert to fraction form
    446,501.80/616,159.62 = 242,543.80/x
  3. Step 3: Cross multiply
    446,501.80x = 616,159.62 × 242,543.80
  4. Step 4: Simplify right side
    446,501.80x = 149,445,695,641.36
  5. Step 5: Solve for x
    x = 149,445,695,641.36/446,501.80
  6. Step 6: Final answer
    x = 334,703.46

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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.