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Finding the Fourth Proportional to 529,075.08, 730,332.96 and 368,023.56

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Solution

The fourth proportional to 529,075.08, 730,332.96 and 368,023.56 is: 508,018.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,075.08 : 730,332.96 = 368,023.56 : x
  2. Step 2: Convert to fraction form
    529,075.08/730,332.96 = 368,023.56/x
  3. Step 3: Cross multiply
    529,075.08x = 730,332.96 × 368,023.56
  4. Step 4: Simplify right side
    529,075.08x = 268,779,735,924.54
  5. Step 5: Solve for x
    x = 268,779,735,924.54/529,075.08
  6. Step 6: Final answer
    x = 508,018.14

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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.