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Finding the Fourth Proportional to 584,410.70, 876,616.05 and 374,458.70

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Solution

The fourth proportional to 584,410.70, 876,616.05 and 374,458.70 is: 561,688.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,410.70 : 876,616.05 = 374,458.70 : x
  2. Step 2: Convert to fraction form
    584,410.70/876,616.05 = 374,458.70/x
  3. Step 3: Cross multiply
    584,410.70x = 876,616.05 × 374,458.70
  4. Step 4: Simplify right side
    584,410.70x = 328,256,506,482.14
  5. Step 5: Solve for x
    x = 328,256,506,482.14/584,410.70
  6. Step 6: Final answer
    x = 561,688.05

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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.