Home / 742,569.24-1,024,746.48-403,037.58

Finding the Fourth Proportional to 742,569.24, 1,024,746.48 and 403,037.58

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Solution

The fourth proportional to 742,569.24, 1,024,746.48 and 403,037.58 is: 556,192.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,569.24 : 1,024,746.48 = 403,037.58 : x
  2. Step 2: Convert to fraction form
    742,569.24/1,024,746.48 = 403,037.58/x
  3. Step 3: Cross multiply
    742,569.24x = 1,024,746.48 × 403,037.58
  4. Step 4: Simplify right side
    742,569.24x = 413,011,341,412.72
  5. Step 5: Solve for x
    x = 413,011,341,412.72/742,569.24
  6. Step 6: Final answer
    x = 556,192.36

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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.